JPS493604A - - Google Patents

Info

Publication number
JPS493604A
JPS493604A JP47040258A JP4025872A JPS493604A JP S493604 A JPS493604 A JP S493604A JP 47040258 A JP47040258 A JP 47040258A JP 4025872 A JP4025872 A JP 4025872A JP S493604 A JPS493604 A JP S493604A
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.)
Granted
Application number
JP47040258A
Other languages
Japanese (ja)
Other versions
JPS545681B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
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 JP4025872A priority Critical patent/JPS545681B2/ja
Publication of JPS493604A publication Critical patent/JPS493604A/ja
Publication of JPS545681B2 publication Critical patent/JPS545681B2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Optical Recording Or Reproduction (AREA)
JP4025872A 1972-04-21 1972-04-21 Expired JPS545681B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4025872A JPS545681B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1972-04-21 1972-04-21

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4025872A JPS545681B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1972-04-21 1972-04-21

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP53009541A Division JPS6020811B2 (ja) 1978-01-30 1978-01-30 記録装置

Publications (2)

Publication Number Publication Date
JPS493604A true JPS493604A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1974-01-12
JPS545681B2 JPS545681B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1979-03-20

Family

ID=12575638

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4025872A Expired JPS545681B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1972-04-21 1972-04-21

Country Status (1)

Country Link
JP (1) JPS545681B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4027330A (en) * 1973-03-27 1977-05-31 Ted-Bildplatten Aktiengesellschaft, Aeg-Telefunken, Teldec Disc recording
JPS553499U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1979-07-05 1980-01-10

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2086934A (en) * 1932-03-31 1937-07-13 Rech Ind Francaise Sa Art of electromechanical recording of sound and in the photoelectric reproduction ofthe latter from the inscriptions obtained

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2086934A (en) * 1932-03-31 1937-07-13 Rech Ind Francaise Sa Art of electromechanical recording of sound and in the photoelectric reproduction ofthe latter from the inscriptions obtained

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4027330A (en) * 1973-03-27 1977-05-31 Ted-Bildplatten Aktiengesellschaft, Aeg-Telefunken, Teldec Disc recording
JPS553499U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1979-07-05 1980-01-10

Also Published As

Publication number Publication date
JPS545681B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1979-03-20

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