NL42562C - - Google Patents

Info

Publication number
NL42562C
NL42562C NL42562DA NL42562C NL 42562 C NL42562 C NL 42562C NL 42562D A NL42562D A NL 42562DA NL 42562 C NL42562 C NL 42562C
Authority
NL
Netherlands
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 NL42562C publication Critical patent/NL42562C/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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Headphones And Earphones (AREA)
  • Battery Mounting, Suspending (AREA)
NL42562D 1934-09-22 NL42562C (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US443692XA 1934-09-22 1934-09-22

Publications (1)

Publication Number Publication Date
NL42562C true NL42562C (enrdf_load_stackoverflow)

Family

ID=21932001

Family Applications (1)

Application Number Title Priority Date Filing Date
NL42562D NL42562C (enrdf_load_stackoverflow) 1934-09-22

Country Status (4)

Country Link
BE (1) BE411317A (enrdf_load_stackoverflow)
FR (1) FR795076A (enrdf_load_stackoverflow)
GB (1) GB443692A (enrdf_load_stackoverflow)
NL (1) NL42562C (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10469935B2 (en) * 2012-12-28 2019-11-05 Panasonic Intellectual Property Management Co., Ltd. Bone conduction speaker and bone conduction headphone device

Also Published As

Publication number Publication date
GB443692A (en) 1936-03-04
FR795076A (fr) 1936-03-03
BE411317A (enrdf_load_stackoverflow)

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