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ATE79687T1 - DEVICE FOR CONTROLLING THE ROTATION OF A MAGNET IN MAGNETO-OPTICAL RECORDING. - Google Patents

DEVICE FOR CONTROLLING THE ROTATION OF A MAGNET IN MAGNETO-OPTICAL RECORDING.

Info

Publication number
ATE79687T1
ATE79687T1 AT87310884T AT87310884T ATE79687T1 AT E79687 T1 ATE79687 T1 AT E79687T1 AT 87310884 T AT87310884 T AT 87310884T AT 87310884 T AT87310884 T AT 87310884T AT E79687 T1 ATE79687 T1 AT E79687T1
Authority
AT
Austria
Prior art keywords
magneto
magnet
controlling
rotation
optical recording
Prior art date
Application number
AT87310884T
Other languages
German (de)
Inventor
Naoya Eguchi
Osamu Kawakubo
Hitoshi Okada
Tamotsu Maeda
Susumu Tosaka
Original Assignee
Sony Corp
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
Priority claimed from JP62061279A external-priority patent/JPH0727606B2/en
Application filed by Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of ATE79687T1 publication Critical patent/ATE79687T1/en

Links

AT87310884T 1986-12-11 1987-12-10 DEVICE FOR CONTROLLING THE ROTATION OF A MAGNET IN MAGNETO-OPTICAL RECORDING. ATE79687T1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP29344386 1986-12-11
JP62061279A JPH0727606B2 (en) 1986-12-11 1987-03-18 Magnetic field application device for recordable optical disk
EP87310884A EP0271342B1 (en) 1986-12-11 1987-12-10 Magnet rotation control apparatus for magneto-optical recording

Publications (1)

Publication Number Publication Date
ATE79687T1 true ATE79687T1 (en) 1992-09-15

Family

ID=27230585

Family Applications (1)

Application Number Title Priority Date Filing Date
AT87310884T ATE79687T1 (en) 1986-12-11 1987-12-10 DEVICE FOR CONTROLLING THE ROTATION OF A MAGNET IN MAGNETO-OPTICAL RECORDING.

Country Status (1)

Country Link
AT (1) ATE79687T1 (en)

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee