TREA

Multiple output tracks

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Industry

  • CPC
  • G11B3/74
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Parent Industries

GPHYSICS G11Information storage G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER G11B3/00Recording by mechanical cutting, deforming or pressing

Current Industry

G11B3/74Multiple output tracks
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Acoustic image enhancing method and apparatus
    • Patent number 4,356,349
    • Issue date Oct 26, 1982
    • Trod Nossel Recording Studios, Inc.
    • Richard P. Robinson
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Electron beam recording in thick materials
    • Patent number 3,943,302
    • Issue date Mar 9, 1976
    • RCA Corporation
    • Loren Bainum Johnston
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    3687461
    • Patent number 3,687,461
    • Issue date Aug 29, 1972
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    3569636
    • Patent number 3,569,636
    • Issue date Mar 9, 1971
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    3564162
    • Patent number 3,564,162
    • Issue date Feb 16, 1971
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    3373997
    • Patent number 3,373,997
    • Issue date Mar 19, 1968
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    2519103
    • Patent number 2,519,103
    • Issue date Aug 15, 1950
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS