DE3878449D1 - - Google Patents

Info

Publication number
DE3878449D1
DE3878449D1 DE88909062T DE3878449T DE3878449D1 DE 3878449 D1 DE3878449 D1 DE 3878449D1 DE 88909062 T DE88909062 T DE 88909062T DE 3878449 T DE3878449 T DE 3878449T DE 3878449 D1 DE3878449 D1 DE 3878449D1
Authority
DE
Germany
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 - Fee Related
Application number
DE88909062T
Other versions
DE3878449T2 (de
Inventor
L. Michael Berlin Ma 01503 Us Mallary
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Quantum Corp
Original Assignee
Digital Equipment 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
Application filed by Digital Equipment Corp filed Critical Digital Equipment Corp
Priority claimed from PCT/US1988/003453 external-priority patent/WO1989003112A1/en
Application granted granted Critical
Publication of DE3878449D1 publication Critical patent/DE3878449D1/de
Publication of DE3878449T2 publication Critical patent/DE3878449T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/64—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent
    • G11B5/66—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent the record carriers consisting of several layers
    • G11B5/667—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent the record carriers consisting of several layers including a soft magnetic layer
DE8888909062T 1987-10-05 1988-10-01 Magnetischer traeger fuer longitudinale aufzeichnung. Expired - Fee Related DE3878449T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10396587A 1987-10-05 1987-10-05
PCT/US1988/003453 WO1989003112A1 (en) 1987-10-05 1988-10-01 Magnetic medium for longitudinal recording

Publications (2)

Publication Number Publication Date
DE3878449D1 true DE3878449D1 (de) 1993-03-25
DE3878449T2 DE3878449T2 (de) 1993-09-09

Family

ID=26777883

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888909062T Expired - Fee Related DE3878449T2 (de) 1987-10-05 1988-10-01 Magnetischer traeger fuer longitudinale aufzeichnung.

Country Status (1)

Country Link
DE (1) DE3878449T2 (de)

Also Published As

Publication number Publication date
DE3878449T2 (de) 1993-09-09

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee
8370 Indication related to discontinuation of the patent is to be deleted
8327 Change in the person/name/address of the patent owner

Owner name: QUANTUM CORP., MILPITAS, CALIF., US

8339 Ceased/non-payment of the annual fee