BE518374A - - Google Patents

Info

Publication number
BE518374A
BE518374A BE518374DA BE518374A BE 518374 A BE518374 A BE 518374A BE 518374D A BE518374D A BE 518374DA BE 518374 A BE518374 A BE 518374A
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 BE518374A publication Critical patent/BE518374A/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
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/08—Microphones

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
BE518374D 1952-03-13 BE518374A (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE748136X 1952-03-13

Publications (1)

Publication Number Publication Date
BE518374A true BE518374A (enrdf_load_html_response)

Family

ID=6648814

Family Applications (1)

Application Number Title Priority Date Filing Date
BE518374D BE518374A (enrdf_load_html_response) 1952-03-13

Country Status (4)

Country Link
BE (1) BE518374A (enrdf_load_html_response)
FR (1) FR1072884A (enrdf_load_html_response)
GB (1) GB748136A (enrdf_load_html_response)
NL (1) NL88106C (enrdf_load_html_response)

Also Published As

Publication number Publication date
FR1072884A (fr) 1954-09-16
NL88106C (enrdf_load_html_response)
GB748136A (en) 1956-04-25

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