Shih-Ming Lu

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Tainan Hsien, 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...