JPS5746133B2 - - Google Patents

Info

Publication number
JPS5746133B2
JPS5746133B2 JP52018057A JP1805777A JPS5746133B2 JP S5746133 B2 JPS5746133 B2 JP S5746133B2 JP 52018057 A JP52018057 A JP 52018057A JP 1805777 A JP1805777 A JP 1805777A JP S5746133 B2 JPS5746133 B2 JP S5746133B2
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.)
Expired
Application number
JP52018057A
Other languages
Japanese (ja)
Other versions
JPS53103716A (en
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 JP1805777A priority Critical patent/JPS53103716A/en
Priority to FR7803571A priority patent/FR2382742B1/en
Priority to NLAANVRAGE7801440,A priority patent/NL173797C/en
Priority to CA296,450A priority patent/CA1106061A/en
Priority to GB5035/78A priority patent/GB1600432A/en
Priority to DE2805322A priority patent/DE2805322C2/en
Publication of JPS53103716A publication Critical patent/JPS53103716A/en
Priority to US06/186,297 priority patent/US4420827A/en
Publication of JPS5746133B2 publication Critical patent/JPS5746133B2/ja
Granted legal-status Critical Current

Links

JP1805777A 1977-02-09 1977-02-23 Grooveless disc for information recording medium Granted JPS53103716A (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
JP1805777A JPS53103716A (en) 1977-02-23 1977-02-23 Grooveless disc for information recording medium
FR7803571A FR2382742B1 (en) 1977-02-09 1978-02-08 MEDIUM FOR RECORDING VIDEO AND AUDIO SIGNALS AND DEVICE FOR MAKING RECORDINGS THEREOF
NLAANVRAGE7801440,A NL173797C (en) 1977-02-09 1978-02-08 INFORMATION SIGNAL RECORD MEDIUM WITH A FLAT SURFACE, AND REGISTRATOR FOR SUCH A MEDIUM.
CA296,450A CA1106061A (en) 1977-02-09 1978-02-08 Rotary recording medium with intermediate pits
GB5035/78A GB1600432A (en) 1977-02-09 1978-02-08 Information signal recording medium of rotary type and apparatus for recording information signal thereon
DE2805322A DE2805322C2 (en) 1977-02-09 1978-02-09 Rotatable information signal recording medium and recording arrangement for producing the information signal recording medium
US06/186,297 US4420827A (en) 1977-02-09 1980-09-11 Disc reproducing system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1805777A JPS53103716A (en) 1977-02-23 1977-02-23 Grooveless disc for information recording medium

Publications (2)

Publication Number Publication Date
JPS53103716A JPS53103716A (en) 1978-09-09
JPS5746133B2 true JPS5746133B2 (en) 1982-10-01

Family

ID=11961057

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1805777A Granted JPS53103716A (en) 1977-02-09 1977-02-23 Grooveless disc for information recording medium

Country Status (1)

Country Link
JP (1) JPS53103716A (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3673412A (en) * 1970-03-02 1972-06-27 Trw Inc Radiant energy beam scanning method and apparatus
JPS5046429A (en) * 1973-08-31 1975-04-25
JPS52123205A (en) * 1976-04-08 1977-10-17 Victor Co Of Japan Ltd Video-signal recording and reproducing system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3673412A (en) * 1970-03-02 1972-06-27 Trw Inc Radiant energy beam scanning method and apparatus
JPS5046429A (en) * 1973-08-31 1975-04-25
JPS52123205A (en) * 1976-04-08 1977-10-17 Victor Co Of Japan Ltd Video-signal recording and reproducing system

Also Published As

Publication number Publication date
JPS53103716A (en) 1978-09-09

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