BE368021A - - Google Patents

Info

Publication number
BE368021A
BE368021A BE368021DA BE368021A BE 368021 A BE368021 A BE 368021A BE 368021D A BE368021D A BE 368021DA BE 368021 A BE368021 A BE 368021A
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 BE368021A publication Critical patent/BE368021A/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
    • H04R9/04—Construction, mounting, or centering of coil
    • H04R9/046—Construction

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
BE368021D 1929-03-02 BE368021A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL355776X 1929-03-02

Publications (1)

Publication Number Publication Date
BE368021A true BE368021A (enrdf_load_stackoverflow)

Family

ID=19785213

Family Applications (1)

Application Number Title Priority Date Filing Date
BE368021D BE368021A (enrdf_load_stackoverflow) 1929-03-02

Country Status (4)

Country Link
US (1) US2020814A (enrdf_load_stackoverflow)
BE (1) BE368021A (enrdf_load_stackoverflow)
FR (1) FR690512A (enrdf_load_stackoverflow)
GB (1) GB355776A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2949115C3 (de) * 1979-12-06 1982-04-22 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Dynamischer Wandler mit einer Schwingspule in einem mit einer magnetischen Flüssigkeit gefüllten Luftspalt und Verfahren zum Einfüllen und/oder gleichmäßigen Verteilen dieser Flüssigkeit

Also Published As

Publication number Publication date
US2020814A (en) 1935-11-12
FR690512A (fr) 1930-09-23
GB355776A (en) 1931-08-28

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