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 (cs
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 (cs)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4025872A JPS545681B2 (cs) 1972-04-21 1972-04-21

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4025872A JPS545681B2 (cs) 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 (cs) 1974-01-12
JPS545681B2 JPS545681B2 (cs) 1979-03-20

Family

ID=12575638

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4025872A Expired JPS545681B2 (cs) 1972-04-21 1972-04-21

Country Status (1)

Country Link
JP (1) JPS545681B2 (cs)

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 (cs) * 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 (cs) * 1979-07-05 1980-01-10

Also Published As

Publication number Publication date
JPS545681B2 (cs) 1979-03-20

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