TREA

using electrical/magnetic means

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Industry

  • CPC
  • G11B3/08583
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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

G11B3/08583using electrical/magnetic means
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Tone arm mechanism for a record player
    • Patent number 4,445,210
    • Issue date Apr 24, 1984
    • Victor Company of Japan, Limited
    • Kengo Adachi
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Pick-up device for a phonograph tone arm
    • Patent number 4,121,834
    • Issue date Oct 24, 1978
    • Ron B. Yestrebi
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Pickup arm lifting device
    • Patent number 4,062,548
    • Issue date Dec 13, 1977
    • Matsushita Electric Industrial Co., Ltd.
    • Akira Kagata
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    2192360
    • Patent number 2,192,360
    • Issue date Mar 5, 1940
    • G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents