BE379042A - - Google Patents

Info

Publication number
BE379042A
BE379042A BE379042DA BE379042A BE 379042 A BE379042 A BE 379042A BE 379042D A BE379042D A BE 379042DA BE 379042 A BE379042 A BE 379042A
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 BE379042A publication Critical patent/BE379042A/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
    • H04R9/06—Loudspeakers
    • 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
    • H04R9/025—Magnetic circuit

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
BE379042D 1930-05-06 BE379042A (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US450128A US1808297A (en) 1930-05-06 1930-05-06 Loud speaker

Publications (1)

Publication Number Publication Date
BE379042A true BE379042A (enrdf_load_html_response)

Family

ID=23786874

Family Applications (1)

Application Number Title Priority Date Filing Date
BE379042D BE379042A (enrdf_load_html_response) 1930-05-06

Country Status (5)

Country Link
US (1) US1808297A (enrdf_load_html_response)
BE (1) BE379042A (enrdf_load_html_response)
FR (1) FR715100A (enrdf_load_html_response)
GB (1) GB369030A (enrdf_load_html_response)
NL (1) NL32218C (enrdf_load_html_response)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2423037A (en) * 1944-11-03 1947-06-24 Operadio Mfg Co Electrodynamic loud-speaker
US2537723A (en) * 1946-11-22 1951-01-09 Truvox Engineering Company Ltd Electromagnetic transducer
DE1177210B (de) * 1962-12-14 1964-09-03 Lehner Fernsprech Signal Elektroakustischer Wandler fuer telefonische Zwecke
GB2050755B (en) * 1979-04-10 1983-06-29 Suwa Seikosha Kk Dynamic loudspeaker
GB8923681D0 (en) * 1989-10-20 1989-12-06 Lyth Charles D Improvements in or relating to loudspeakers
USD443260S1 (en) 2000-07-31 2001-06-05 Jeff B. Jordan Audio speaker
USD442945S1 (en) 2000-09-26 2001-05-29 Hersel Mahgerefteh Woofer
GB0102780D0 (en) * 2001-02-03 2001-03-21 K H Technology Corp Loudspeaker assemblies
USD733792S1 (en) * 2013-10-07 2015-07-07 Rony Samimrad Guitar
USD767541S1 (en) * 2014-04-23 2016-09-27 Martin Audio Limited Loudspeaker
USD783577S1 (en) * 2015-09-16 2017-04-11 Stillwater Designs And Audio, Inc. Subwoofer
USD788074S1 (en) * 2015-10-09 2017-05-30 Bose Corporation Low profile speaker

Also Published As

Publication number Publication date
NL32218C (enrdf_load_html_response)
FR715100A (fr) 1931-11-25
GB369030A (en) 1932-03-17
US1808297A (en) 1931-06-02

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