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GB611558A - Improvements in or relating to telephone instruments - Google Patents

Improvements in or relating to telephone instruments

Info

Publication number
GB611558A
GB611558A GB13198/46A GB1319846A GB611558A GB 611558 A GB611558 A GB 611558A GB 13198/46 A GB13198/46 A GB 13198/46A GB 1319846 A GB1319846 A GB 1319846A GB 611558 A GB611558 A GB 611558A
Authority
GB
United Kingdom
Prior art keywords
receiver
piece
base
transmitter
plate
Prior art date
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.)
Expired
Application number
GB13198/46A
Other languages
English (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.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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.)
Filing date
Publication date
Application filed by Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Publication of GB611558A publication Critical patent/GB611558A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephone Set Structure (AREA)
GB13198/46A 1942-12-30 1946-05-01 Improvements in or relating to telephone instruments Expired GB611558A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US470625A US2405543A (en) 1942-12-30 1942-12-30 Telephone set

Publications (1)

Publication Number Publication Date
GB611558A true GB611558A (en) 1948-11-01

Family

ID=23868346

Family Applications (1)

Application Number Title Priority Date Filing Date
GB13198/46A Expired GB611558A (en) 1942-12-30 1946-05-01 Improvements in or relating to telephone instruments

Country Status (6)

Country Link
US (1) US2405543A (fi)
BE (1) BE465890A (fi)
CH (1) CH267227A (fi)
FR (1) FR927072A (fi)
GB (1) GB611558A (fi)
NL (1) NL138004A (fi)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2310559A (en) * 1996-02-23 1997-08-27 Nokia Mobile Phones Ltd Loudspeaker housing arrangements
GB2336499A (en) * 1998-03-18 1999-10-20 Nokia Mobile Phones Ltd Audio transducer enclosure for a mobile phone

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2506715A (en) * 1947-08-22 1950-05-09 Automatic Elect Lab Loud-speaking telephone station set with separate acoustic passages to the receiver and transmitter
NL77026C (fi) * 1951-01-25
BE555125A (fi) * 1956-02-21
NL245026A (fi) * 1958-11-05
US3471642A (en) * 1966-08-25 1969-10-07 American Optical Corp Communications headset with transmitter and receiver located in a noise-shielding cup covering mouth
SE363454B (fi) * 1970-02-27 1974-01-14 K Blomberg
FR2763455A1 (fr) * 1997-05-14 1998-11-20 Gerard Quilliou Patin anti-derapant pour combine telephonique.
WO2000027096A1 (en) * 1998-11-04 2000-05-11 Koninklijke Philips Electronics N.V. Mobile telephone with a loudspeaker

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2310559A (en) * 1996-02-23 1997-08-27 Nokia Mobile Phones Ltd Loudspeaker housing arrangements
GB2310559B (en) * 1996-02-23 2000-09-20 Nokia Mobile Phones Ltd Audio output apparatus for a mobile communication device
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

Also Published As

Publication number Publication date
US2405543A (en) 1946-08-06
BE465890A (fi)
FR927072A (fr) 1947-10-20
NL138004A (fi)
CH267227A (de) 1950-03-15

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