GB2002201A – Telephone set
– Google Patents
GB2002201A – Telephone set
– Google Patents
Telephone set
Info
Publication number
GB2002201A
GB2002201A
GB7831984A
GB7831984A
GB2002201A
GB 2002201 A
GB2002201 A
GB 2002201A
GB 7831984 A
GB7831984 A
GB 7831984A
GB 7831984 A
GB7831984 A
GB 7831984A
GB 2002201 A
GB2002201 A
GB 2002201A
Authority
GB
United Kingdom
Prior art keywords
telephone set
telephone
Prior art date
1977-08-02
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
GB7831984A
Other versions
GB2002201B
(en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toa Corp
Original Assignee
Toa Electric Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
1977-08-02
Filing date
1978-08-02
Publication date
1979-02-14
1977-08-02
Priority claimed from JP9321277A
external-priority
patent/JPS5427302A/en
1977-08-03
Priority claimed from JP10462177U
external-priority
patent/JPS5430926U/ja
1978-08-02
Application filed by Toa Electric Co Ltd
filed
Critical
Toa Electric Co Ltd
1979-02-14
Publication of GB2002201A
publication
Critical
patent/GB2002201A/en
1982-01-20
Application granted
granted
Critical
1982-01-20
Publication of GB2002201B
publication
Critical
patent/GB2002201B/en
Status
Expired
legal-status
Critical
Current
Links
Espacenet
Global Dossier
Discuss
Classifications
H—ELECTRICITY
H04—ELECTRIC COMMUNICATION TECHNIQUE
H04M—TELEPHONIC COMMUNICATION
H04M1/00—Substation equipment, e.g. for use by subscribers
H04M1/60—Substation equipment, e.g. for use by subscribers including speech amplifiers
H04M1/62—Constructional arrangements
H—ELECTRICITY
H04—ELECTRIC COMMUNICATION TECHNIQUE
H04M—TELEPHONIC COMMUNICATION
H04M1/00—Substation equipment, e.g. for use by subscribers
H04M1/02—Constructional features of telephone sets
H04M1/03—Constructional features of telephone transmitters or receivers, e.g. telephone hand-sets
GB7831984A
1977-08-02
1978-08-02
Telephone set
Expired
GB2002201B
(en)
Applications Claiming Priority (2)
Application Number
Priority Date
Filing Date
Title
JP9321277A
JPS5427302A
(en)
1977-08-02
1977-08-02
Telephone set
JP10462177U
JPS5430926U
(en)
1977-08-03
1977-08-03
Publications (2)
Publication Number
Publication Date
GB2002201A
true
GB2002201A
(en)
1979-02-14
GB2002201B
GB2002201B
(en)
1982-01-20
Family
ID=26434635
Family Applications (1)
Application Number
Title
Priority Date
Filing Date
GB7831984A
Expired
GB2002201B
(en)
1977-08-02
1978-08-02
Telephone set
Country Status (6)
Country
Link
US
(1)
US4178488A
(en)
AU
(1)
AU516521B2
(en)
CA
(1)
CA1102026A
(en)
DE
(1)
DE2833937C3
(en)
GB
(1)
GB2002201B
(en)
NL
(1)
NL179328C
(en)
Cited By (4)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
GB2187062A
(en)
*
1986-01-30
1987-08-26
Mitsubishi Electric Corp
Telephone set
GB2199212A
(en)
*
1986-12-24
1988-06-29
Stc Plc
Telephone
EP0944220A2
(en)
*
1998-03-18
1999-09-22
Nokia Mobile Phones Ltd.
Audio diaphragm mounting arrangements in radio telephone handsets
WO2008012208A1
(en)
*
2006-07-27
2008-01-31
Siemens Home And Office Communication Devices Gmbh & Co. Kg
Telephone terminal with built-in audio device
Families Citing this family (21)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
US4621373A
(en)
*
1984-03-13
1986-11-04
General Electric Company
Control surface for a trunking personal radio
US4584436A
(en)
*
1984-04-27
1986-04-22
Claiborne Electronics, Inc.
Door-mounted combination intercom and viewer
US4773091A
(en)
*
1986-06-16
1988-09-20
Northern Telecom Limited
Telephone handset for use in noisy locations
US4885773A
(en)
*
1987-01-09
1989-12-05
Alcatel N.V.
Apparatus for mounting a unidirectional microphone in a hands-free telephone subset
EP0287511B1
(en)
*
1987-04-14
1992-03-04
Eta SA Fabriques d’Ebauches
Telephone set
US5050209A
(en)
*
1988-08-31
1991-09-17
Nec Corporation
Telephone set
US5040206A
(en)
*
1989-02-01
1991-08-13
Ricoh Company, Ltd.
Communication apparatus having driving mechanism and speaker-phone
US4930157A
(en)
*
1989-05-10
1990-05-29
Nynex Corporation
Telephone handset having apertures for key access
DE3923873C2
(en)
*
1989-07-19
1994-05-05
Hagenuk Telecom Gmbh
Handsfree telephone
US5276916A
(en)
*
1991-10-08
1994-01-04
Motorola, Inc.
Communication device having a speaker and microphone
EP0675623A3
(en)
*
1994-03-28
1995-11-08
DETEWE – DEUTSCHE TELEPHONWERKE Aktiengesellschaft & Co.
Telecommunication terminal arrangement for using the handset microphone in a hands-free operation
US5542105A
(en)
*
1994-10-07
1996-07-30
Motorola, Inc.
Position sense radio carry case apparatus and method of using same
US5749056A
(en)
*
1995-08-31
1998-05-05
Motorola, Inc.
Audio ramping technique for a radio
US5732144A
(en)
*
1996-07-01
1998-03-24
Motorola, Inc.
Remote microphone display select system and method of using same
US5911124A
(en)
*
1997-02-03
1999-06-08
Motorola, Inc.
Method and apparatus for applying echo mitigation in a communication device
CA2241708C
(en)
*
1997-06-27
2001-03-20
Kabushiki Kaisha Toshiba
Speakerphone and microphone case for the same
EP1151593A1
(en)
*
1999-02-18
2001-11-07
Siemens Aktiengesellschaft
Handset for telephone technology
WO2000049788A1
(en)
*
1999-02-18
2000-08-24
Siemens Aktiengesellschaft
Telephone handset
US7720216B1
(en)
*
2008-11-20
2010-05-18
Microsoft Corporation
Acoustic pass through for handsets
USD781808S1
(en)
*
2015-11-30
2017-03-21
Cisco Technology, Inc.
Combined phone and base therefor
USD937237S1
(en)
2019-11-05
2021-11-30
Crestron Electronics, Inc.
Speakerphone console
Family Cites Families (7)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
US2720332A
(en)
*
1952-04-04
1955-10-11
Danielson Mfg Company
Plastic hollow housing construction
FR1372895A
(en)
*
1963-10-24
1964-09-18
Telephonie Ind Commerciale
Improvements to microtelphone handsets
US3521008A
(en)
*
1966-10-31
1970-07-21
Northern Electric Co
Telephone instrument
US3564164A
(en)
*
1968-01-25
1971-02-16
Bell Telephone Labor Inc
Method for constructing telephone stations using flowable, adhesive hardening material; and instruments so built
GB1215958A
(en)
*
1968-06-04
1970-12-16
Standard Telephones Cables Ltd
Telephone instrument
SE336609B
(en)
*
1969-10-30
1971-07-12
Ericsson Telefon Ab L M
DE2139207A1
(en)
*
1971-08-05
1973-02-15
Bosch Elektronik Gmbh
RING NUMBER GENERATOR, PREFERABLY FOR CAR TELEPHONES
1978
1978-07-14
US
US05/924,831
patent/US4178488A/en
not_active
Expired – Lifetime
1978-07-17
AU
AU38082/78A
patent/AU516521B2/en
not_active
Expired
1978-07-26
NL
NLAANVRAGE7807905,A
patent/NL179328C/en
not_active
IP Right Cessation
1978-07-28
CA
CA308,385A
patent/CA1102026A/en
not_active
Expired
1978-08-02
DE
DE2833937A
patent/DE2833937C3/en
not_active
Expired
1978-08-02
GB
GB7831984A
patent/GB2002201B/en
not_active
Expired
Cited By (11)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
GB2187062A
(en)
*
1986-01-30
1987-08-26
Mitsubishi Electric Corp
Telephone set
GB2187062B
(en)
*
1986-01-30
1989-11-01
Mitsubishi Electric Corp
Telephone set
AU594740B2
(en)
*
1986-01-30
1990-03-15
Mitsubishi Denki Kabushiki Kaisha
Telephone set
GB2199212A
(en)
*
1986-12-24
1988-06-29
Stc Plc
Telephone
GB2199212B
(en)
*
1986-12-24
1990-02-14
Stc Plc
Telephone
EP0944220A2
(en)
*
1998-03-18
1999-09-22
Nokia Mobile Phones Ltd.
Audio diaphragm mounting arrangements in radio telephone handsets
GB2336499A
(en)
*
1998-03-18
1999-10-20
Nokia Mobile Phones Ltd
Audio transducer enclosure for a mobile phone
US6266516B1
(en)
1998-03-18
2001-07-24
Nokia Mobile Phones Limited
Audio diaphragm mounting arrangements in radio telephone handsets
GB2336499B
(en)
*
1998-03-18
2002-06-12
Nokia Mobile Phones Ltd
Audio diaphragm mounting arrangements in radio telephone handsets
EP0944220A3
(en)
*
1998-03-18
2003-04-09
Nokia Corporation
Audio diaphragm mounting arrangements in radio telephone handsets
WO2008012208A1
(en)
*
2006-07-27
2008-01-31
Siemens Home And Office Communication Devices Gmbh & Co. Kg
Telephone terminal with built-in audio device
Also Published As
Publication number
Publication date
NL179328B
(en)
1986-03-17
DE2833937A1
(en)
1979-02-08
US4178488A
(en)
1979-12-11
AU516521B2
(en)
1981-06-04
CA1102026A
(en)
1981-05-26
GB2002201B
(en)
1982-01-20
NL179328C
(en)
1986-08-18
NL7807905A
(en)
1979-02-06
DE2833937B2
(en)
1979-09-13
AU3808278A
(en)
1980-01-17
DE2833937C3
(en)
1980-05-22
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Legal Events
Date
Code
Title
Description
1998-08-26
PE20
Patent expired after termination of 20 years
Effective date:
19980801
