JPS5285312U - - Google Patents

Info

Publication number
JPS5285312U
JPS5285312U JP17197575U JP17197575U JPS5285312U JP S5285312 U JPS5285312 U JP S5285312U JP 17197575 U JP17197575 U JP 17197575U JP 17197575 U JP17197575 U JP 17197575U JP S5285312 U JPS5285312 U JP S5285312U
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
JP17197575U
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 JP17197575U priority Critical patent/JPS5285312U/ja
Priority to US05/753,005 priority patent/US4110607A/en
Publication of JPS5285312U publication Critical patent/JPS5285312U/ja
Pending legal-status Critical Current

Links

JP17197575U 1975-12-22 1975-12-22 Pending JPS5285312U (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP17197575U JPS5285312U (en) 1975-12-22 1975-12-22
US05/753,005 US4110607A (en) 1975-12-22 1976-12-21 System for detecting height fluctuations of a surface on a recording medium in an optical recording or reproducing apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17197575U JPS5285312U (en) 1975-12-22 1975-12-22

Publications (1)

Publication Number Publication Date
JPS5285312U true JPS5285312U (en) 1977-06-25

Family

ID=28462315

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17197575U Pending JPS5285312U (en) 1975-12-22 1975-12-22

Country Status (1)

Country Link
JP (1) JPS5285312U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54146613A (en) * 1978-05-10 1979-11-16 Hitachi Ltd Optical head

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4950953A (en) * 1972-05-11 1974-05-17
JPS5057521A (en) * 1973-09-20 1975-05-20

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4950953A (en) * 1972-05-11 1974-05-17
JPS5057521A (en) * 1973-09-20 1975-05-20

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54146613A (en) * 1978-05-10 1979-11-16 Hitachi Ltd Optical head

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