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Industry

  • CPC
  • B41F31/38
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Patents Grantslast 30 patents

  • Information Patent Grant

    3359893

    • Patent number 3,359,893
    • Issue date Dec 26, 1967
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2761379

    • Patent number 2,761,379
    • Issue date Sep 4, 1956
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    1364598

    • Patent number 1,364,598
    • Issue date Jan 4, 1921
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS