BE409329A - - Google Patents

Info

Publication number
BE409329A
BE409329A BE409329DA BE409329A BE 409329 A BE409329 A BE 409329A BE 409329D A BE409329D A BE 409329DA BE 409329 A BE409329 A BE 409329A
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 BE409329A publication Critical patent/BE409329A/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
    • H04R11/00—Transducers of moving-armature or moving-core type
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R11/00—Transducers of moving-armature or moving-core type
    • H04R11/08—Gramophone pick-ups using a stylus; Recorders using a stylus

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
BE409329D 1934-05-17 BE409329A (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE441747X 1934-05-17

Publications (1)

Publication Number Publication Date
BE409329A true BE409329A (no)

Family

ID=6518428

Family Applications (1)

Application Number Title Priority Date Filing Date
BE409329D BE409329A (no) 1934-05-17

Country Status (5)

Country Link
US (1) US2108275A (no)
BE (1) BE409329A (no)
FR (1) FR789737A (no)
GB (1) GB441747A (no)
NL (1) NL43098C (no)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2454425A (en) * 1943-12-23 1948-11-23 Shure Bros Magnetic translating device
BE480688A (no) * 1945-01-26
US2444336A (en) * 1946-01-30 1948-06-29 Lionel B Cornwell Electrical sound translating device

Also Published As

Publication number Publication date
GB441747A (en) 1936-01-24
US2108275A (en) 1938-02-15
NL43098C (no)
FR789737A (fr) 1935-11-05

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