including means to inflate stock

Patents Grantslast 30 patents

  • Information Patent Grant

    Apparatus for helical cutting of a flexible tubular sheet of polyme...

    • Patent number 5,361,469
    • Issue date Nov 8, 1994
    • Ole-Bendt Rasmussen
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Apparatus for helically slitting a continuous tubular film of synth...

    • Patent number 4,809,413
    • Issue date Mar 7, 1989
    • Windmoller and Holscher
    • Hartmut Upmeier
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    3161942

    • Patent number 3,161,942
    • Issue date Dec 22, 1964
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    2644522

    • Patent number 2,644,522
    • Issue date Jul 7, 1953
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    1322843

    • Patent number 1,322,843
    • Issue date Nov 25, 1919
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents