Duane E. Tupper

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Cedar Rapids, IA, US

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Patents Grantslast 30 patents

Information Patent Grant
Salt stable starch graft polymers
- Patent number 5,130,395
- Issue date Jul 14, 1992
- Penford Products Company
- Charles C. Nguyen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...