using cylinders or rollers

Patents Grantslast 30 patents

  • Information Patent Grant

    2533834

    • Patent number 2,533,834
    • Issue date Dec 12, 1950
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    1193615

    • Patent number 1,193,615
    • Issue date Aug 8, 1916
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS