JPS4990515A - - Google Patents

Info

Publication number
JPS4990515A
JPS4990515A JP216173A JP216173A JPS4990515A JP S4990515 A JPS4990515 A JP S4990515A JP 216173 A JP216173 A JP 216173A JP 216173 A JP216173 A JP 216173A JP S4990515 A JPS4990515 A JP S4990515A
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
JP216173A
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 JP216173A priority Critical patent/JPS4990515A/ja
Publication of JPS4990515A publication Critical patent/JPS4990515A/ja
Pending legal-status Critical Current

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  • Optical Recording Or Reproduction (AREA)
JP216173A 1972-12-27 1972-12-27 Pending JPS4990515A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP216173A JPS4990515A (ja) 1972-12-27 1972-12-27

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP216173A JPS4990515A (ja) 1972-12-27 1972-12-27

Publications (1)

Publication Number Publication Date
JPS4990515A true JPS4990515A (ja) 1974-08-29

Family

ID=11521619

Family Applications (1)

Application Number Title Priority Date Filing Date
JP216173A Pending JPS4990515A (ja) 1972-12-27 1972-12-27

Country Status (1)

Country Link
JP (1) JPS4990515A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1985005485A1 (en) * 1984-05-23 1985-12-05 Sony Corporation Apparatus for recording data
WO1985005486A1 (en) * 1984-05-23 1985-12-05 Sony Corporation Apparatus for recording data

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1985005485A1 (en) * 1984-05-23 1985-12-05 Sony Corporation Apparatus for recording data
WO1985005486A1 (en) * 1984-05-23 1985-12-05 Sony Corporation Apparatus for recording data
US4757490A (en) * 1984-05-23 1988-07-12 Sony Corporation Modulation abnormality detector for optical sound-recording system

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