FR957506A - - Google Patents

Info

Publication number
FR957506A
FR957506A FR957506DA FR957506A FR 957506 A FR957506 A FR 957506A FR 957506D A FR957506D A FR 957506DA FR 957506 A FR957506 A FR 957506A
Authority
FR
France
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)
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.)
Publication date
Application granted granted Critical
Publication of FR957506A publication Critical patent/FR957506A/fr
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02Details
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02Details
    • H04R9/04Construction, mounting, or centering of coil

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR957506D 1943-10-11 Expired FR957506A (US08080257-20111220-C00005.png)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB264352X 1943-10-11
GB131144X 1944-11-13

Publications (1)

Publication Number Publication Date
FR957506A true FR957506A (US08080257-20111220-C00005.png) 1950-02-23

Family

ID=26249559

Family Applications (1)

Application Number Title Priority Date Filing Date
FR957506D Expired FR957506A (US08080257-20111220-C00005.png) 1943-10-11

Country Status (3)

Country Link
BE (1) BE476460A (US08080257-20111220-C00005.png)
CH (1) CH264352A (US08080257-20111220-C00005.png)
FR (1) FR957506A (US08080257-20111220-C00005.png)

Also Published As

Publication number Publication date
BE476460A (US08080257-20111220-C00005.png)
CH264352A (de) 1949-10-15

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