BE451908A - - Google Patents

Info

Publication number
BE451908A
BE451908A BE451908DA BE451908A BE 451908 A BE451908 A BE 451908A BE 451908D A BE451908D A BE 451908DA BE 451908 A BE451908 A BE 451908A
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 BE451908A publication Critical patent/BE451908A/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
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • H04R17/04—Gramophone pick-ups using a stylus; Recorders using a stylus

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
BE451908D 1942-08-27 BE451908A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES3346D DE865218C (de) 1942-08-27 1942-08-27 Elektrischer Tonabnehmer

Publications (1)

Publication Number Publication Date
BE451908A true BE451908A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=7470099

Family Applications (1)

Application Number Title Priority Date Filing Date
BE451908D BE451908A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1942-08-27

Country Status (2)

Country Link
BE (1) BE451908A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE865218C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Also Published As

Publication number Publication date
DE865218C (de) 1953-02-02

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