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Patents Grantslast 30 patents

  • Information Patent Grant

    Offset printing machine comprising improved control mechanism

    • Patent number 4,084,508
    • Issue date Apr 18, 1978
    • Ricoh Company, Ltd.
    • Tamaki Kaneko
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2826141

    • Patent number 2,826,141
    • Issue date Mar 11, 1958
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2813483

    • Patent number 2,813,483
    • Issue date Nov 19, 1957
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2787211

    • Patent number 2,787,211
    • Issue date Apr 2, 1957
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2661686

    • Patent number 2,661,686
    • Issue date Dec 8, 1953
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2222984

    • Patent number 2,222,984
    • Issue date Nov 26, 1940
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2220264

    • Patent number 2,220,264
    • Issue date Nov 5, 1940
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    1980725

    • Patent number 1,980,725
    • Issue date Nov 13, 1934
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS