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Xu Ning

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  • Chan Chen Fong Shan City, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    File shredder with feed unit
    • Patent number 7,721,982
    • Issue date May 25, 2010
    • Hermann Schwelling
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...

Patents Applicationslast 30 patents

  • Information Patent Application

    File shredder with feed unit
    • Publication number 20080210794
    • Publication date Sep 4, 2008
    • Hermann Schwelling
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...