Paul C. Tsay

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Vancouver, WA, US

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Patents Grantslast 30 patents

Information Patent Grant
Food wrap cutter
- Patent number 7,252,216
- Issue date Aug 7, 2007
- Chang San Lin
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

Information Patent Application
Food wrap cutter
- Publication number 20040194601
- Publication date Oct 7, 2004
- Chang San Lin
- B26 - HAND CUTTING TOOLS CUTTING SEVERING