BE441600A - - Google Patents

Info

Publication number
BE441600A
BE441600A BE441600DA BE441600A BE 441600 A BE441600 A BE 441600A BE 441600D A BE441600D A BE 441600DA BE 441600 A BE441600 A BE 441600A
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 BE441600A publication Critical patent/BE441600A/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
    • H04R23/00—Transducers other than those covered by groups H04R9/00 - H04R21/00
    • 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)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
BE441600D 1940-01-23 BE441600A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US546478XA 1940-01-23 1940-01-23

Publications (1)

Publication Number Publication Date
BE441600A true BE441600A (enrdf_load_stackoverflow)

Family

ID=21992555

Family Applications (1)

Application Number Title Priority Date Filing Date
BE441600D BE441600A (enrdf_load_stackoverflow) 1940-01-23

Country Status (3)

Country Link
US (1) US2263308A (enrdf_load_stackoverflow)
BE (1) BE441600A (enrdf_load_stackoverflow)
GB (1) GB546478A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2567407A (en) * 1948-04-23 1951-09-11 Stromberg Carlson Co Electroacoustic transducer
US4310731A (en) * 1979-08-02 1982-01-12 Dynamic Compliance, Incorporated Thermal motion transducer

Also Published As

Publication number Publication date
US2263308A (en) 1941-11-18
GB546478A (en) 1942-07-15

Similar Documents

Publication Publication Date Title
BE440256A (enrdf_load_stackoverflow)
FR857381A (enrdf_load_stackoverflow)
FR853932A (enrdf_load_stackoverflow)
BE437891A (enrdf_load_stackoverflow)
BE438794A (enrdf_load_stackoverflow)
BE439070A (enrdf_load_stackoverflow)
BE439082A (enrdf_load_stackoverflow)
BE438217A (enrdf_load_stackoverflow)
BE438183A (enrdf_load_stackoverflow)
BE437917A (enrdf_load_stackoverflow)
NL98445B (enrdf_load_stackoverflow)
BE439223A (enrdf_load_stackoverflow)
BE437554A (enrdf_load_stackoverflow)
BE483523A (enrdf_load_stackoverflow)
BE480136A (enrdf_load_stackoverflow)
BE468223A (enrdf_load_stackoverflow)
BE443386A (enrdf_load_stackoverflow)
BE441871A (enrdf_load_stackoverflow)
BE440246A (enrdf_load_stackoverflow)
BE440307A (enrdf_load_stackoverflow)
BE440248A (enrdf_load_stackoverflow)
BE440295A (enrdf_load_stackoverflow)
BE439282A (enrdf_load_stackoverflow)
BE440291A (enrdf_load_stackoverflow)
BE439954A (enrdf_load_stackoverflow)