hand-operated

Industry

  • CPC
  • B02C2018/0053
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Current Industry

Patents Grantslast 30 patents

  • Information Patent Grant

    Shredder

    • Patent number 4,172,400
    • Issue date Oct 30, 1979
    • Zachry Brierley
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    3333752

    • Patent number 3,333,752
    • Issue date Aug 1, 1967
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    1090914

    • Patent number 1,090,914
    • Issue date Mar 24, 1914
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING

Patents Applicationslast 30 patents

  • Information Patent Application

    PORTABLE MANUAL HAND-HELD PAPER SHREDDER

    • Publication number 20100288863
    • Publication date Nov 18, 2010
    • Mingwu Bai
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Application

    Hand-held shredding device for paper or the like

    • Publication number 20080217450
    • Publication date Sep 11, 2008
    • Esselte Corporation
    • Braden L. Jones
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...