BE364298A - - Google Patents

Info

Publication number
BE364298A
BE364298A BE364298DA BE364298A BE 364298 A BE364298 A BE 364298A BE 364298D A BE364298D A BE 364298DA BE 364298 A BE364298 A BE 364298A
Authority
BE
Belgium
Application number
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 of BE364298A publication Critical patent/BE364298A/xx

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
    • H04R7/00—Diaphragms for electromechanical transducers; Cones

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Auxiliary Devices For Music (AREA)
BE364298D 1928-10-12 BE364298A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR662693T 1928-10-12

Publications (1)

Publication Number Publication Date
BE364298A true BE364298A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=9011645

Family Applications (1)

Application Number Title Priority Date Filing Date
BE364298D BE364298A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1928-10-12

Country Status (3)

Country Link
BE (1) BE364298A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR662693A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB333796A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Also Published As

Publication number Publication date
GB333796A (en) 1930-08-21
FR662693A (fr) 1929-08-09

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