FR883805A - Téléphone - Google Patents

Téléphone

Info

Publication number
FR883805A
FR883805A FR883805DA FR883805A FR 883805 A FR883805 A FR 883805A FR 883805D A FR883805D A FR 883805DA FR 883805 A FR883805 A FR 883805A
Authority
FR
France
Prior art keywords
phone
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)
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.)
Siemens Schweiz AG
Albiswerk Zuerich AG
Original Assignee
Siemens Albis AG
Albiswerk Zuerich AG
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 Siemens Albis AG, Albiswerk Zuerich AG filed Critical Siemens Albis AG
Application granted granted Critical
Publication of FR883805A publication Critical patent/FR883805A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R11/00—Transducers of moving-armature or moving-core type
    • H04R11/06—Telephone receivers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R11/00—Transducers of moving-armature or moving-core type
    • H04R11/02—Loudspeakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00—Stereophonic arrangements
    • H04R5/033—Headphones for stereophonic communication
    • H04R5/0335—Earpiece support, e.g. headbands or neckrests
FR883805D 1940-12-23 1941-12-18 Téléphone Expired FR883805A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH883805X 1940-12-23

Publications (1)

Publication Number Publication Date
FR883805A true FR883805A (fr) 1943-07-20

Family

ID=4545091

Family Applications (1)

Application Number Title Priority Date Filing Date
FR883805D Expired FR883805A (fr) 1940-12-23 1941-12-18 Téléphone

Country Status (4)

Country Link
BE (1) BE443899A (fr)
CH (1) CH219812A (fr)
FR (1) FR883805A (fr)
NL (1) NL59387C (fr)

Also Published As

Publication number Publication date
BE443899A (fr)
NL59387C (fr)
CH219812A (de) 1942-02-28

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