NL168979C - GRAMOPHONE RECORDING ELEMENT. - Google Patents

GRAMOPHONE RECORDING ELEMENT.

Info

Publication number
NL168979C
NL168979C NL7414924A NL7414924A NL168979C NL 168979 C NL168979 C NL 168979C NL 7414924 A NL7414924 A NL 7414924A NL 7414924 A NL7414924 A NL 7414924A NL 168979 C NL168979 C NL 168979C
Authority
NL
Netherlands
Prior art keywords
recording element
gramophone
gramophone recording
recording
Prior art date
Application number
NL7414924A
Other languages
Dutch (nl)
Other versions
NL168979B (en
NL7414924A (en
Original Assignee
Matsushita Electric Ind Co Ltd
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.)
Filing date
Publication date
Priority claimed from JP13623173U external-priority patent/JPS5081204U/ja
Priority claimed from JP1160374A external-priority patent/JPS50105103A/ja
Priority claimed from JP7248074U external-priority patent/JPS512203U/ja
Application filed by Matsushita Electric Ind Co Ltd filed Critical Matsushita Electric Ind Co Ltd
Publication of NL7414924A publication Critical patent/NL7414924A/en
Publication of NL168979B publication Critical patent/NL168979B/en
Application granted granted Critical
Publication of NL168979C publication Critical patent/NL168979C/en

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
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • H04R17/04—Gramophone pick-ups using a stylus; Recorders using a stylus
    • H04R17/08—Gramophone pick-ups using a stylus; Recorders using a stylus signals being recorded or played back by vibration of a stylus in two orthogonal directions simultaneously

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
NL7414924A 1973-11-26 1974-11-15 GRAMOPHONE RECORDING ELEMENT. NL168979C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP13623173U JPS5081204U (en) 1973-11-26 1973-11-26
JP1160374A JPS50105103A (en) 1974-01-28 1974-01-28
JP7248074U JPS512203U (en) 1974-06-19 1974-06-19

Publications (3)

Publication Number Publication Date
NL7414924A NL7414924A (en) 1975-05-28
NL168979B NL168979B (en) 1981-12-16
NL168979C true NL168979C (en) 1982-05-17

Family

ID=27279494

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7414924A NL168979C (en) 1973-11-26 1974-11-15 GRAMOPHONE RECORDING ELEMENT.

Country Status (6)

Country Link
BE (1) BE822549A (en)
CA (1) CA1012893A (en)
DE (1) DE2455400C3 (en)
FR (1) FR2252620B1 (en)
GB (1) GB1494645A (en)
NL (1) NL168979C (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1523364A (en) * 1975-02-19 1978-08-31 Matsushita Electric Ind Co Ltd Phonograph pickup

Also Published As

Publication number Publication date
CA1012893A (en) 1977-06-28
FR2252620B1 (en) 1980-05-30
DE2455400B2 (en) 1980-03-13
NL168979B (en) 1981-12-16
FR2252620A1 (en) 1975-06-20
DE2455400A1 (en) 1975-10-16
BE822549A (en) 1975-03-14
DE2455400C3 (en) 1980-11-13
NL7414924A (en) 1975-05-28
GB1494645A (en) 1977-12-07

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee