NL168979C - GRAMOPHONE RECORDING ELEMENT. - Google Patents

GRAMOPHONE RECORDING ELEMENT.

Info

Publication number: NL168979C
Authority: NL; Netherlands
Prior art keywords: recording element; gramophone; gramophone recording; recording
Prior art date: 1973-11-26

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.)

1973-11-26

Filing date

1974-11-15

Publication date

1982-05-17

1973-11-26 Priority claimed from JP13623173U external-priority patent/JPS5081204U/ja

1974-01-28 Priority claimed from JP1160374A external-priority patent/JPS50105103A/ja

1974-06-19 Priority claimed from JP7248074U external-priority patent/JPS512203U/ja

1974-11-15 Application filed by Matsushita Electric Ind Co Ltd filed Critical Matsushita Electric Ind Co Ltd

1975-05-28 Publication of NL7414924A publication Critical patent/NL7414924A/en

1981-12-16 Publication of NL168979B publication Critical patent/NL168979B/en

1982-05-17 Application granted granted Critical

1982-05-17 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
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

1974
- 1974-11-15 NL NL7414924A patent/NL168979C/en not_active IP Right Cessation
- 1974-11-18 GB GB4989274A patent/GB1494645A/en not_active Expired
- 1974-11-22 FR FR7438434A patent/FR2252620B1/fr not_active Expired
- 1974-11-22 DE DE19742455400 patent/DE2455400C3/en not_active Expired
- 1974-11-25 BE BE150811A patent/BE822549A/en unknown
- 1974-11-26 CA CA214,643A patent/CA1012893A/en not_active Expired

Also Published As

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

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Legal Events

Date	Code	Title	Description
1984-07-16	V1	Lapsed because of non-payment of the annual fee