BE476460A - - Google Patents

Info

Publication number
BE476460A
BE476460A BE476460DA BE476460A BE 476460 A BE476460 A BE 476460A BE 476460D A BE476460D A BE 476460DA BE 476460 A BE476460 A BE 476460A
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 BE476460A publication Critical patent/BE476460A/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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
BE476460D 1943-10-11 BE476460A (US20090163788A1-20090625-C00002.png)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB264352X 1943-10-11
GB131144X 1944-11-13

Publications (1)

Publication Number Publication Date
BE476460A true BE476460A (US20090163788A1-20090625-C00002.png)

Family

ID=26249559

Family Applications (1)

Application Number Title Priority Date Filing Date
BE476460D BE476460A (US20090163788A1-20090625-C00002.png) 1943-10-11

Country Status (3)

Country Link
BE (1) BE476460A (US20090163788A1-20090625-C00002.png)
CH (1) CH264352A (US20090163788A1-20090625-C00002.png)
FR (1) FR957506A (US20090163788A1-20090625-C00002.png)

Also Published As

Publication number Publication date
FR957506A (US20090163788A1-20090625-C00002.png) 1950-02-23
CH264352A (de) 1949-10-15

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