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  • CPC
  • B21G3/22
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method and apparatus for reinforcing a substrate or a fabric in a c...

    • Patent number 9,808,995
    • Issue date Nov 7, 2017
    • Airbus Operations GmbH
    • Gregor Christian Endres
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    1894526

    • Patent number 1,894,526
    • Issue date Jan 17, 1933
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents