JPS4888951A - - Google Patents

Info

Publication number
JPS4888951A
JPS4888951A JP47019227A JP1922772A JPS4888951A JP S4888951 A JPS4888951 A JP S4888951A JP 47019227 A JP47019227 A JP 47019227A JP 1922772 A JP1922772 A JP 1922772A JP S4888951 A JPS4888951 A JP S4888951A
Authority
JP
Japan
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.)
Pending
Application number
JP47019227A
Other languages
Japanese (ja)
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
Application filed filed Critical
Priority to JP47019227A priority Critical patent/JPS4888951A/ja
Publication of JPS4888951A publication Critical patent/JPS4888951A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Optical Head (AREA)
  • Optical Recording Or Reproduction (AREA)
JP47019227A 1972-02-23 1972-02-23 Pending JPS4888951A (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP47019227A JPS4888951A (ko) 1972-02-23 1972-02-23

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP47019227A JPS4888951A (ko) 1972-02-23 1972-02-23

Publications (1)

Publication Number Publication Date
JPS4888951A true JPS4888951A (ko) 1973-11-21

Family

ID=11993475

Family Applications (1)

Application Number Title Priority Date Filing Date
JP47019227A Pending JPS4888951A (ko) 1972-02-23 1972-02-23

Country Status (1)

Country Link
JP (1) JPS4888951A (ko)

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5087003A (ko) * 1973-11-30 1975-07-12
JPS5122403A (ko) * 1974-08-17 1976-02-23 Teac Corp
JPS5156242A (ko) * 1974-11-11 1976-05-17 Matsushita Electric Ind Co Ltd
JPS5156243A (ko) * 1974-11-11 1976-05-17 Matsushita Electric Ind Co Ltd
JPS52134308U (ko) * 1976-04-02 1977-10-12
JPS53166408U (ko) * 1978-06-01 1978-12-27
JPS54131809U (ko) * 1979-01-18 1979-09-12
JPS5511696U (ko) * 1979-02-15 1980-01-25
JPS56119945A (en) * 1980-02-25 1981-09-19 Ricoh Co Ltd Light beam scanner
JPS6059547A (ja) * 1983-09-12 1985-04-05 Nippon Telegr & Teleph Corp <Ntt> 光学ヘツド
JPS6059548A (ja) * 1983-09-12 1985-04-05 Nippon Telegr & Teleph Corp <Ntt> 光学ヘツド
JPS6166238A (ja) * 1984-09-07 1986-04-05 Nippon Telegr & Teleph Corp <Ntt> 光記録再生方法
JPS6374128A (ja) * 1986-09-18 1988-04-04 Nippon Telegr & Teleph Corp <Ntt> 光ヘツド
JPS6443822A (en) * 1987-08-11 1989-02-16 Seiko Epson Corp Optical pick-up

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS451316Y1 (ko) * 1969-06-13 1970-01-21

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS451316Y1 (ko) * 1969-06-13 1970-01-21

Cited By (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5856164B2 (ja) * 1973-11-30 1983-12-13 株式会社日立製作所 ビデオデイスク ノ コウガクテキトラツキングソウチ
JPS5087003A (ko) * 1973-11-30 1975-07-12
JPS5122403A (ko) * 1974-08-17 1976-02-23 Teac Corp
JPS5156242A (ko) * 1974-11-11 1976-05-17 Matsushita Electric Ind Co Ltd
JPS5156243A (ko) * 1974-11-11 1976-05-17 Matsushita Electric Ind Co Ltd
JPS52134308U (ko) * 1976-04-02 1977-10-12
JPS53166408U (ko) * 1978-06-01 1978-12-27
JPS54131809U (ko) * 1979-01-18 1979-09-12
JPS5511696U (ko) * 1979-02-15 1980-01-25
JPS56119945A (en) * 1980-02-25 1981-09-19 Ricoh Co Ltd Light beam scanner
JPS6059547A (ja) * 1983-09-12 1985-04-05 Nippon Telegr & Teleph Corp <Ntt> 光学ヘツド
JPS6059548A (ja) * 1983-09-12 1985-04-05 Nippon Telegr & Teleph Corp <Ntt> 光学ヘツド
JPH0520817B2 (ko) * 1983-09-12 1993-03-22 Nippon Telegraph & Telephone
JPH0551974B2 (ko) * 1983-09-12 1993-08-04 Nippon Telegraph & Telephone
JPS6166238A (ja) * 1984-09-07 1986-04-05 Nippon Telegr & Teleph Corp <Ntt> 光記録再生方法
JPH0576706B2 (ko) * 1984-09-07 1993-10-25 Nippon Telegraph & Telephone
JPS6374128A (ja) * 1986-09-18 1988-04-04 Nippon Telegr & Teleph Corp <Ntt> 光ヘツド
JPS6443822A (en) * 1987-08-11 1989-02-16 Seiko Epson Corp Optical pick-up

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