FR927072A - Telephone instrument - Google Patents

Telephone instrument

Info

Publication number
FR927072A
FR927072A FR927072DA FR927072A FR 927072 A FR927072 A FR 927072A FR 927072D A FR927072D A FR 927072DA FR 927072 A FR927072 A FR 927072A
Authority
FR
France
Prior art keywords
telephone instrument
telephone
instrument
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
Other languages
French (fr)
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
Application granted granted Critical
Publication of FR927072A publication Critical patent/FR927072A/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)
FR927072D 1942-12-30 1946-05-18 Telephone instrument Expired FR927072A (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
FR927072A true FR927072A (en) 1947-10-20

Family

ID=23868346

Family Applications (1)

Application Number Title Priority Date Filing Date
FR927072D Expired FR927072A (en) 1942-12-30 1946-05-18 Telephone instrument

Country Status (6)

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

Families Citing this family (10)

* 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 (en) * 1951-01-25
BE555125A (en) * 1956-02-21
NL245026A (en) * 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 (en) * 1970-02-27 1974-01-14 K Blomberg
GB2310559B (en) * 1996-02-23 2000-09-20 Nokia Mobile Phones Ltd Audio output apparatus for a mobile communication device
FR2763455A1 (en) * 1997-05-14 1998-11-20 Gerard Quilliou Anti-slide mechanism for commercial telephone handset
GB2336499B (en) 1998-03-18 2002-06-12 Nokia Mobile Phones Ltd Audio diaphragm mounting arrangements in radio telephone handsets
CN1292194A (en) * 1998-11-04 2001-04-18 皇家菲利浦电子有限公司 Mobile telephone with loudspeaker

Also Published As

Publication number Publication date
NL138004A (en)
GB611558A (en) 1948-11-01
US2405543A (en) 1946-08-06
CH267227A (en) 1950-03-15
BE465890A (en)

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