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FR892903A - Loud speaker - Google Patents

Loud speaker

Info

Publication number
FR892903A
FR892903A FR892903DA FR892903A FR 892903 A FR892903 A FR 892903A FR 892903D A FR892903D A FR 892903DA FR 892903 A FR892903 A FR 892903A
Authority
FR
France
Prior art keywords
loud speaker
loud
speaker
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.)
Zeiss Ikon AG
Original Assignee
Zeiss Ikon 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 Zeiss Ikon AG filed Critical Zeiss Ikon AG
Application granted granted Critical
Publication of FR892903A publication Critical patent/FR892903A/en
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
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/06—Loudspeakers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR892903D 1942-07-20 1943-03-26 Loud speaker Expired FR892903A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE892903X 1942-07-20

Publications (1)

Publication Number Publication Date
FR892903A true FR892903A (en) 1944-05-24

Family

ID=6846508

Family Applications (1)

Application Number Title Priority Date Filing Date
FR892903D Expired FR892903A (en) 1942-07-20 1943-03-26 Loud speaker

Country Status (1)

Country Link
FR (1) FR892903A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4384174A (en) * 1979-10-02 1983-05-17 Victor Company Of Japan, Limited Moving voice coil loudspeaker, peripheral diaphragm support, diaphragm construction, bobbin to diaphragm reinforcement

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4384174A (en) * 1979-10-02 1983-05-17 Victor Company Of Japan, Limited Moving voice coil loudspeaker, peripheral diaphragm support, diaphragm construction, bobbin to diaphragm reinforcement

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