Haofeng Xu

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Newark, DE, US

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Patents Grantslast 30 patents

Information Patent Grant
Polishing composition
- Patent number 6,685,757
- Issue date Feb 3, 2004
- Rodel Holdings, Inc.
- Haofeng Xu
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
Polishing composition
- Publication number 20030154659
- Publication date Aug 21, 2003
- Haofeng Xu
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...