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CKM BUILDING MATERIAL CORP.

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  • TAINAN HSIEN 72042, TW
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method of making micro-holes on metal plate
    • Patent number 8,800,340
    • Issue date Aug 12, 2014
    • CKM Building Material Corp.
    • Shih-Ming Lu
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

  • Information Patent Application

    METHOD OF MAKING MICRO-HOLES ON METAL PLATE
    • Publication number 20110265539
    • Publication date Nov 3, 2011
    • CKM BUILDING MATERIAL CORP.
    • Shih-Ming Lu
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Trademarklast 30 trademarks