on co-operating drums

Patents Grantslast 30 patents

  • Information Patent Grant

    Method for operating an apparatus for transforming plastic parisons...

    • Patent number 11,433,569
    • Issue date Sep 6, 2022
    • Krones AG
    • Andreas Hack
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Apparatus for continuous vacuum forming between a pair of rotating...

    • Patent number 6,641,384
    • Issue date Nov 4, 2003
    • Bosler Designs Inc.
    • Kenneth Bosler
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Method for making a floating solar heating cover for swimming pools

    • Patent number 5,516,386
    • Issue date May 14, 1996
    • Michael Savarese
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Method for producing sheet material

    • Patent number 4,184,904
    • Issue date Jan 22, 1980
    • Mintz; Charlotte
    • William Gaffney
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    3881851

    • Patent number 3,881,851
    • Issue date May 6, 1975
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    3456286

    • Patent number 3,456,286
    • Issue date Jul 22, 1969
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    3184793

    • Patent number 3,184,793
    • Issue date May 25, 1965
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    1990434

    • Patent number 1,990,434
    • Issue date Feb 5, 1935
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents