JPS52116204A - Method of forming grooves of desired sectional forms to information re cording medium master disc - Google Patents

Method of forming grooves of desired sectional forms to information re cording medium master disc

Info

Publication number
JPS52116204A
JPS52116204A JP3278776A JP3278776A JPS52116204A JP S52116204 A JPS52116204 A JP S52116204A JP 3278776 A JP3278776 A JP 3278776A JP 3278776 A JP3278776 A JP 3278776A JP S52116204 A JPS52116204 A JP S52116204A
Authority
JP
Japan
Prior art keywords
information
forming grooves
master disc
desired sectional
sectional forms
Prior art date
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.)
Granted
Application number
JP3278776A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5723933B2 (enExample
Inventor
Hideaki Takehara
Hideo Kuniyoshi
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.)
Filing date
Publication date
Application filed by Victor Company of Japan Ltd filed Critical Victor Company of Japan Ltd
Priority to JP3278776A priority Critical patent/JPS52116204A/ja
Publication of JPS52116204A publication Critical patent/JPS52116204A/ja
Publication of JPS5723933B2 publication Critical patent/JPS5723933B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Manufacturing Optical Record Carriers (AREA)
JP3278776A 1976-03-25 1976-03-25 Method of forming grooves of desired sectional forms to information re cording medium master disc Granted JPS52116204A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3278776A JPS52116204A (en) 1976-03-25 1976-03-25 Method of forming grooves of desired sectional forms to information re cording medium master disc

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3278776A JPS52116204A (en) 1976-03-25 1976-03-25 Method of forming grooves of desired sectional forms to information re cording medium master disc

Publications (2)

Publication Number Publication Date
JPS52116204A true JPS52116204A (en) 1977-09-29
JPS5723933B2 JPS5723933B2 (enExample) 1982-05-21

Family

ID=12368551

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3278776A Granted JPS52116204A (en) 1976-03-25 1976-03-25 Method of forming grooves of desired sectional forms to information re cording medium master disc

Country Status (1)

Country Link
JP (1) JPS52116204A (enExample)

Also Published As

Publication number Publication date
JPS5723933B2 (enExample) 1982-05-21

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