BE423343A - - Google Patents

Info

Publication number
BE423343A
BE423343A BE423343DA BE423343A BE 423343 A BE423343 A BE 423343A BE 423343D A BE423343D A BE 423343DA BE 423343 A BE423343 A BE 423343A
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 BE423343A publication Critical patent/BE423343A/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
    • H04R9/02—Details

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
BE423343D 1937-04-28 BE423343A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR48418T 1937-04-28

Publications (1)

Publication Number Publication Date
BE423343A true BE423343A (enrdf_load_stackoverflow)

Family

ID=8683761

Family Applications (1)

Application Number Title Priority Date Filing Date
BE423343D BE423343A (enrdf_load_stackoverflow) 1937-04-28

Country Status (3)

Country Link
BE (1) BE423343A (enrdf_load_stackoverflow)
FR (2) FR822569A (enrdf_load_stackoverflow)
GB (1) GB506421A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
FR822569A (fr) 1938-01-04
FR48418E (fr) 1938-02-03
GB506421A (en) 1939-05-26

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