BE347902A - - Google Patents

Info

Publication number
BE347902A
BE347902A BE347902DA BE347902A BE 347902 A BE347902 A BE 347902A BE 347902D A BE347902D A BE 347902DA BE 347902 A BE347902 A BE 347902A
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 BE347902A publication Critical patent/BE347902A/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
    • H04R11/02—Loudspeakers

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
BE347902D 1927-01-11 BE347902A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB90227A GB288713A (en) 1927-01-11 1927-01-11 Loud speakers

Publications (1)

Publication Number Publication Date
BE347902A true BE347902A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=9712481

Family Applications (1)

Application Number Title Priority Date Filing Date
BE347902D BE347902A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1927-01-11

Country Status (2)

Country Link
BE (1) BE347902A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB288713A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5886126B2 (ja) * 2012-05-02 2016-03-16 リオン株式会社 イヤホンとそれを用いた聴取装置

Also Published As

Publication number Publication date
GB288713A (en) 1928-04-11

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