BE410896A - - Google Patents

Info

Publication number
BE410896A
BE410896A BE410896DA BE410896A BE 410896 A BE410896 A BE 410896A BE 410896D A BE410896D A BE 410896DA BE 410896 A BE410896 A BE 410896A
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 BE410896A publication Critical patent/BE410896A/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
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H04R7/12—Non-planar diaphragms or cones

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
BE410896D 1934-09-04 BE410896A (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR791123T 1934-09-04

Publications (1)

Publication Number Publication Date
BE410896A true BE410896A (enrdf_load_html_response)

Family

ID=9225016

Family Applications (1)

Application Number Title Priority Date Filing Date
BE410896D BE410896A (enrdf_load_html_response) 1934-09-04

Country Status (3)

Country Link
BE (1) BE410896A (enrdf_load_html_response)
FR (1) FR791123A (enrdf_load_html_response)
GB (1) GB435670A (enrdf_load_html_response)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2512323A (en) * 1946-09-09 1950-06-20 Radio Frequency Lab Inc Reentrant diaphragm with central closure member
US2560379A (en) * 1948-03-25 1951-07-10 Rca Corp Loud-speaker with flexible diaphragm mounting
DE970326C (de) * 1948-10-02 1958-09-11 Telefunken Gmbh Anordnung zur zentralen breitbandigen Schallversorgung eines Luftraumes
US2582130A (en) * 1948-10-20 1952-01-08 Hawley Products Co Acoustic diaphragm
DE837115C (de) * 1950-05-20 1952-04-21 Telefunken Gmbh Dynamisches Lautsprechersystem
DE1028618B (de) * 1952-11-05 1958-04-24 Telefunken Gmbh Hochtonlautsprecher mit Konusmembran

Also Published As

Publication number Publication date
FR791123A (fr) 1935-12-04
GB435670A (en) 1935-09-25

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