TREA

Springs

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Industry

  • CPC
  • B41J9/20
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B41Printing, stamps B41JTYPEWRITERS SELECTIVE PRINTING MECHANISMS, e.g. INK-JET PRINTERS, THERMAL PRINTERS B41J9/00Hammer-impression mechanisms

Current Industry

B41J9/20Springs
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Encoder employing a shock absorbing tension spring
    • Patent number 4,944,617
    • Issue date Jul 31, 1990
    • NCR Corporation
    • John Tribert
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Self restoring pivoting means and print hammer using same
    • Patent number 4,557,192
    • Issue date Dec 10, 1985
    • International Business Machines Corporation
    • William L. Dollenmayer
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3726213
    • Patent number 3,726,213
    • Issue date Apr 10, 1973
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3351007
    • Patent number 3,351,007
    • Issue date Nov 7, 1967
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3292531
    • Patent number 3,292,531
    • Issue date Dec 20, 1966
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2619900
    • Patent number 2,619,900
    • Issue date Dec 2, 1952
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS