John R. Park

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St. Paul, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Flame-treating process
- Patent number 6,780,519
- Issue date Aug 24, 2004
- 3M Innovative Properties Company
- Mark A. Strobel
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...