JPH0125149B2 - - Google Patents

Info

Publication number
JPH0125149B2
JPH0125149B2 JP8431680A JP8431680A JPH0125149B2 JP H0125149 B2 JPH0125149 B2 JP H0125149B2 JP 8431680 A JP8431680 A JP 8431680A JP 8431680 A JP8431680 A JP 8431680A JP H0125149 B2 JPH0125149 B2 JP H0125149B2
Authority
JP
Grant status
Grant
Patent type
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
JP8431680A
Other versions
JPS5712429A (en )
Inventor
Hideyoshi Yamaoka
Kenji Oota
Akira Takahashi
Original Assignee
Sharp Kk
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
Grant date

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B13/00Recording simultaneously or selectively by methods covered by different main groups among G11B3/00, G11B5/00, G11B7/00 and G11B9/00; Record carriers therefor not otherwise provided for; Reproducing therefrom not otherwise provided for
    • G11B13/04Recording simultaneously or selectively by methods covered by different main groups among G11B3/00, G11B5/00, G11B7/00 and G11B9/00; Record carriers therefor not otherwise provided for; Reproducing therefrom not otherwise provided for magnetically or by magnetisation and optically or by radiation, for changing or sensing optical properties
JP8431680A 1980-06-20 1980-06-20 Expired JPH0125149B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8431680A JPH0125149B2 (en) 1980-06-20 1980-06-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8431680A JPH0125149B2 (en) 1980-06-20 1980-06-20

Publications (2)

Publication Number Publication Date
JPS5712429A true JPS5712429A (en) 1982-01-22
JPH0125149B2 true JPH0125149B2 (en) 1989-05-16

Family

ID=13827097

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8431680A Expired JPH0125149B2 (en) 1980-06-20 1980-06-20

Country Status (1)

Country Link
JP (1) JPH0125149B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1991006035A1 (en) * 1989-10-18 1991-05-02 Research Corporation Technologies, Inc. Light-sensitive recording media

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58205938A (en) * 1982-05-24 1983-12-01 Nippon Columbia Co Ltd Manufacture of optical information recording medium
JPS60212849A (en) * 1984-04-06 1985-10-25 Ricoh Co Ltd Photomagnetic recording medium
JPS60253038A (en) * 1984-05-29 1985-12-13 Ricoh Co Ltd Photomagnetic disk
DE3884475T2 (en) * 1987-07-01 1994-01-27 Sharp Kk Means for optical recording.
DE4220486A1 (en) * 1992-06-23 1994-01-05 Thomson Brandt Gmbh Recording and reproduction of information for ROM-RAM storage media

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1991006035A1 (en) * 1989-10-18 1991-05-02 Research Corporation Technologies, Inc. Light-sensitive recording media

Also Published As

Publication number Publication date Type
JPS5712429A (en) 1982-01-22 application

Similar Documents

Publication Publication Date Title
DE3001563C2 (en)
DE3000532C2 (en)
DE3003049C2 (en)
DE3002773C2 (en)
DE3001652C2 (en)
DE3001744C2 (en)
DE3000352C2 (en)
DE3001907C2 (en)
DE3000288C2 (en)
DE3001436C2 (en)
DE3001565C2 (en)
DE3000852C2 (en)
DE3000305C2 (en)
DE3003315C2 (en)
DE3000155C2 (en)
DE3002482C2 (en)
DE3002229C2 (en)
DE3001626C2 (en)
DE3002209C2 (en)
DE3002216C2 (en)
DE3001468C2 (en)
DE3002101C2 (en)
DE3000995C2 (en)
DE3000027C2 (en)
DE3001151C2 (en)