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Charlie Pen

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  • Hsinchu, TW
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Patents Grantslast 30 patents

  • Information Patent Grant

    Pump casing for sheet metal pump
    • Patent number 6,200,090
    • Issue date Mar 13, 2001
    • Industrial Technology Research Institute
    • Huan-Jan Chien
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...