USB461874I5 - - Google Patents

Info

Publication number
USB461874I5
USB461874I5 US46187474A USB461874I5 US B461874 I5 USB461874 I5 US B461874I5 US 46187474 A US46187474 A US 46187474A US B461874 I5 USB461874 I5 US B461874I5
Authority
US
United States
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.)
Pending
Application number
Other languages
English (en)
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 NL7114533A external-priority patent/NL7114533A/xx
Application filed filed Critical
Priority to US05/461,874 priority Critical patent/US3982276A/en
Publication of USB461874I5 publication Critical patent/USB461874I5/en
Application granted granted Critical
Publication of US3982276A publication Critical patent/US3982276A/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G11B5/86—Re-recording, i.e. transcribing information from one magnetisable record carrier on to one or more similar or dissimilar record carriers
    • G11B5/865—Re-recording, i.e. transcribing information from one magnetisable record carrier on to one or more similar or dissimilar record carriers by contact "printing"
    • 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
    • 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
    • G11B2005/0002—Special dispositions or recording techniques
    • G11B2005/0005—Arrangements, methods or circuits
    • G11B2005/0021—Thermally assisted recording using an auxiliary energy source for heating the recording layer locally to assist the magnetization reversal
US05/461,874 1971-10-21 1974-04-18 Method of copying magnetic recordings provided on a magnetizable medium having a greater coercive force before than after recording Expired - Lifetime US3982276A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US05/461,874 US3982276A (en) 1971-10-21 1974-04-18 Method of copying magnetic recordings provided on a magnetizable medium having a greater coercive force before than after recording

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
NL7114533A NL7114533A (enrdf_load_stackoverflow) 1971-10-21 1971-10-21
NL7114533 1971-10-21
US29771672A 1972-10-16 1972-10-16
US05/461,874 US3982276A (en) 1971-10-21 1974-04-18 Method of copying magnetic recordings provided on a magnetizable medium having a greater coercive force before than after recording

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
US29771672A Continuation 1971-10-21 1972-10-16

Publications (2)

Publication Number Publication Date
USB461874I5 true USB461874I5 (enrdf_load_stackoverflow) 1976-01-27
US3982276A US3982276A (en) 1976-09-21

Family

ID=27351720

Family Applications (1)

Application Number Title Priority Date Filing Date
US05/461,874 Expired - Lifetime US3982276A (en) 1971-10-21 1974-04-18 Method of copying magnetic recordings provided on a magnetizable medium having a greater coercive force before than after recording

Country Status (1)

Country Link
US (1) US3982276A (enrdf_load_stackoverflow)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4245261A (en) * 1977-11-16 1981-01-13 Allegheny Ludlum Steel Corporation Digital displacement transducer and method for measurement
US4363038A (en) * 1980-07-14 1982-12-07 Minnesota Mining And Manufacturing Company Contact duplication system using anisotropic magnetic recording media
JPS63177317A (ja) * 1987-01-19 1988-07-21 Toshiba Corp 磁気転写方法
US5230818A (en) * 1991-12-20 1993-07-27 Eastman Kodak Company Coating compositions for master media for anhysteretic recording
US5313237A (en) * 1993-02-23 1994-05-17 Eastman Kodak Company Camera apparatus for recording data in a film magnetic recording layer
US5981053A (en) * 1993-10-05 1999-11-09 Sandia Corporation Tamper resistant magnetic stripes
TW342495B (en) 1996-07-22 1998-10-11 Matsushita Electric Ind Co Ltd Master information carrier, method of producing the same, and method for recording master information signal on magnetic recording medium
JP3329259B2 (ja) 1998-03-20 2002-09-30 松下電器産業株式会社 マスター情報担体、および、磁気記録媒体の製造方法
JP3361740B2 (ja) 1998-03-23 2003-01-07 松下電器産業株式会社 マスター情報磁気記録装置及び磁気記録媒体の製造方法
JP3344651B2 (ja) 1998-10-29 2002-11-11 松下電器産業株式会社 マスター情報担体を用いた磁気記録媒体の製造方法
US11525739B2 (en) * 2018-05-08 2022-12-13 Texas Instruments Incorporated Thermistor die-based thermal probe

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2738383A (en) * 1948-06-21 1956-03-13 Minnesota Mining & Mfg Method and apparatus for duplicating magnetic recordings and magnetic tape record members
GB963102A (en) * 1962-04-02 1964-07-08 Hitachi Ltd Improvements relating to the duplication of magnetic recordings

Also Published As

Publication number Publication date
US3982276A (en) 1976-09-21

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