FR938221A - Appareil téléphoniques combinés - Google Patents

Appareil téléphoniques combinés

Info

Publication number
FR938221A
FR938221A FR938221DA FR938221A FR 938221 A FR938221 A FR 938221A FR 938221D A FR938221D A FR 938221DA FR 938221 A FR938221 A FR 938221A
Authority
FR
France
Prior art keywords
telephone device
handset telephone
handset
telephone
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
English (en)
Inventor
Ernest S Mclarn
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
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 International Standard Electric Corp filed Critical International Standard Electric Corp
Application granted granted Critical
Publication of FR938221A publication Critical patent/FR938221A/fr
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
    • H04M1/03—Constructional features of telephone transmitters or receivers, e.g. telephone hand-sets
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/06—Arranging circuit leads; Relieving strain on circuit leads

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Telephone Set Structure (AREA)
  • Details Of Connecting Devices For Male And Female Coupling (AREA)
FR938221D 1942-12-11 1946-04-03 Appareil téléphoniques combinés Expired FR938221A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US468605A US2413030A (en) 1942-12-11 1942-12-11 Cord connector for telephone instruments

Publications (1)

Publication Number Publication Date
FR938221A true FR938221A (fr) 1948-09-08

Family

ID=23860479

Family Applications (2)

Application Number Title Priority Date Filing Date
FR938402D Expired FR938402A (fr) 1942-12-11 1946-03-29 Appareils téléphoniques
FR938221D Expired FR938221A (fr) 1942-12-11 1946-04-03 Appareil téléphoniques combinés

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR938402D Expired FR938402A (fr) 1942-12-11 1946-03-29 Appareils téléphoniques

Country Status (4)

Country Link
US (1) US2413030A (fr)
BE (2) BE468417A (fr)
FR (2) FR938402A (fr)
GB (1) GB564690A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2654834A (en) * 1949-11-01 1953-10-06 Motorola Inc Transmit-receive switch
EP0861012A1 (fr) * 1997-02-25 1998-08-26 Koninklijke Philips Electronics N.V. Haut-parleur et appareil téléphonique comprenant un tel haut-parleur

Also Published As

Publication number Publication date
US2413030A (en) 1946-12-24
BE468190A (fr)
BE468417A (fr)
GB564690A (en) 1944-10-09
FR938402A (fr) 1948-09-15

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