for proof-printing operations

Patents Grantslast 30 patents

  • Information Patent Grant

    Method of printing leaflets, catalogs or the like

    • Patent number 5,170,467
    • Issue date Dec 8, 1992
    • Dai Nippon Insatsu Kabushiki Kaisha
    • Yasuo Kubota
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    3781816

    • Patent number 3,781,816
    • Issue date Dec 25, 1973
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS