BE333008A - - Google Patents

Info

Publication number
BE333008A
BE333008A BE333008DA BE333008A BE 333008 A BE333008 A BE 333008A BE 333008D A BE333008D A BE 333008DA BE 333008 A BE333008 A BE 333008A
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 BE333008A publication Critical patent/BE333008A/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
    • H04R13/00—Transducers having an acoustic diaphragm of magnetisable material directly co-acting with electromagnet

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
BE333008D 1925-04-21 BE333008A (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB613355X 1925-04-21

Publications (1)

Publication Number Publication Date
BE333008A true BE333008A (enrdf_load_html_response)

Family

ID=10486879

Family Applications (1)

Application Number Title Priority Date Filing Date
BE333008D BE333008A (enrdf_load_html_response) 1925-04-21

Country Status (2)

Country Link
BE (1) BE333008A (enrdf_load_html_response)
FR (1) FR613355A (enrdf_load_html_response)

Also Published As

Publication number Publication date
FR613355A (fr) 1926-11-16

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