BE378730A - - Google Patents

Info

Publication number
BE378730A
BE378730A BE378730DA BE378730A BE 378730 A BE378730 A BE 378730A BE 378730D A BE378730D A BE 378730DA BE 378730 A BE378730 A BE 378730A
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 BE378730A publication Critical patent/BE378730A/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
    • H04R19/00—Electrostatic transducers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
BE378730D 1931-03-30 BE378730A (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR40046T 1931-03-30

Publications (1)

Publication Number Publication Date
BE378730A true BE378730A (enrdf_load_html_response)

Family

ID=8676373

Family Applications (1)

Application Number Title Priority Date Filing Date
BE378730D BE378730A (enrdf_load_html_response) 1931-03-30

Country Status (2)

Country Link
BE (1) BE378730A (enrdf_load_html_response)
FR (2) FR708702A (enrdf_load_html_response)

Also Published As

Publication number Publication date
FR40046E (fr) 1932-03-21
FR708702A (fr) 1931-07-28

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