BE641118A - - Google Patents

Info

Publication number
BE641118A
BE641118A BE641118DA BE641118A BE 641118 A BE641118 A BE 641118A BE 641118D A BE641118D A BE 641118DA BE 641118 A BE641118 A BE 641118A
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 BE641118A publication Critical patent/BE641118A/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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
BE641118D 1963-02-07 BE641118A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB504663A GB969160A (en) 1963-02-07 1963-02-07 Improvements in or relating to electro-acoustic transducers

Publications (1)

Publication Number Publication Date
BE641118A true BE641118A (enrdf_load_stackoverflow)

Family

ID=9788729

Family Applications (1)

Application Number Title Priority Date Filing Date
BE641118D BE641118A (enrdf_load_stackoverflow) 1963-02-07

Country Status (5)

Country Link
AT (1) AT240446B (enrdf_load_stackoverflow)
BE (1) BE641118A (enrdf_load_stackoverflow)
CH (1) CH396100A (enrdf_load_stackoverflow)
DK (1) DK109094C (enrdf_load_stackoverflow)
GB (1) GB969160A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4708600A (en) * 1986-02-24 1987-11-24 Abujudom Ii David N Piezoelectric fluid pumping apparatus

Also Published As

Publication number Publication date
DK109094C (da) 1968-03-18
GB969160A (en) 1964-09-09
AT240446B (de) 1965-05-25
CH396100A (fr) 1965-07-31

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