NL69947C - - Google Patents

Info

Publication number
NL69947C
NL69947C NL69947DA NL69947C NL 69947 C NL69947 C NL 69947C NL 69947D A NL69947D A NL 69947DA NL 69947 C NL69947 C NL 69947C
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 NL69947C publication Critical patent/NL69947C/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
    • H04R11/08—Gramophone pick-ups using a stylus; Recorders using a stylus
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/16—Mounting or connecting stylus to transducer with or without damping means

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Electromagnetism (AREA)
  • Moving Of Heads (AREA)
NL69947D 1945-07-23 NL69947C (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1886145A GB615423A (en) 1945-07-23 1945-07-23 Improvements in or relating to electric pick-ups for sound reproducing apparatus

Publications (1)

Publication Number Publication Date
NL69947C true NL69947C (en:Method)

Family

ID=10119665

Family Applications (1)

Application Number Title Priority Date Filing Date
NL69947D NL69947C (en:Method) 1945-07-23

Country Status (3)

Country Link
FR (1) FR935457A (en:Method)
GB (1) GB615423A (en:Method)
NL (1) NL69947C (en:Method)

Also Published As

Publication number Publication date
FR935457A (fr) 1948-06-18
GB615423A (en) 1949-01-06

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