CA1124391A - Pointe de lecture pour support d'enregistrement de signaux - Google Patents

Pointe de lecture pour support d'enregistrement de signaux

Info

Publication number: CA1124391A
Authority: CA; Canada
Prior art keywords: track; reproducing stylus; signal; stylus; reproducing
Prior art date: 1976-04-08
Legal status (The legal status 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 status listed.): Expired

Application number

CA381,370A

Other languages

English (en)

Inventor

Keiji Ozawa

Hisao Kinjo

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Victor Company of Japan Ltd

Original Assignee

Victor Company of Japan 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.)

1976-04-08

Filing date

1981-07-08

Publication date

1982-05-25

1976-04-08 Priority claimed from JP3880976A external-priority patent/JPS52123205A/ja

1976-10-26 Priority claimed from JP12776776A external-priority patent/JPS52123222A/ja

1981-07-08 Application filed by Victor Company of Japan Ltd filed Critical Victor Company of Japan Ltd

1981-07-08 Priority to CA381,370A priority Critical patent/CA1124391A/fr

1982-05-25 Application granted granted Critical

1982-05-25 Publication of CA1124391A publication Critical patent/CA1124391A/fr

Status Expired legal-status Critical Current

Links

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241001422033 Thestylus Species 0.000 description 13
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238000000034 method Methods 0.000 description 4
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238000004519 manufacturing process Methods 0.000 description 2
229910052751 metal Inorganic materials 0.000 description 2
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238000003825 pressing Methods 0.000 description 2
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RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
238000010276 construction Methods 0.000 description 1
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238000010894 electron beam technology Methods 0.000 description 1
239000007888 film coating Substances 0.000 description 1
238000009501 film coating Methods 0.000 description 1
239000011521 glass Substances 0.000 description 1
230000004048 modification Effects 0.000 description 1
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Landscapes

Optical Recording Or Reproduction (AREA)

CA381,370A 1976-04-08 1981-07-08 Pointe de lecture pour support d'enregistrement de signaux Expired CA1124391A (fr)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
CA381,370A CA1124391A (fr)	1976-04-08	1981-07-08	Pointe de lecture pour support d'enregistrement de signaux

Applications Claiming Priority (5)

Application Number	Priority Date	Filing Date	Title
JP3880976A JPS52123205A (en)	1976-04-08	1976-04-08	Video-signal recording and reproducing system
JP38809/1976		1976-04-08
JP12776776A JPS52123222A (en)	1976-10-26	1976-10-26	Information disk reproducing system
JP127767/1976		1976-10-26
CA381,370A CA1124391A (fr)	1976-04-08	1981-07-08	Pointe de lecture pour support d'enregistrement de signaux

Publications (1)

Publication Number	Publication Date
CA1124391A true CA1124391A (fr)	1982-05-25

Family

ID=27167091

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA381,370A Expired CA1124391A (fr)	1976-04-08	1981-07-08	Pointe de lecture pour support d'enregistrement de signaux

Country Status (1)

Country	Link
CA (1)	CA1124391A (fr)

1981
- 1981-07-08 CA CA381,370A patent/CA1124391A/fr not_active Expired

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Legal Events

Date	Code	Title	Description
1999-05-25	MKEX	Expiry