Amit P. Duvedi

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Morton Grove, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Slurry mixer outlet
- Patent number 6,874,930
- Issue date Apr 5, 2005
- United States Gypsum Company
- James R. Wittbold
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Slurry mixer outlet
- Patent number 6,494,609
- Issue date Dec 17, 2002
- United States Gypsum Company
- James R. Wittbold
- B28 - WORKING CEMENT, CLAY, OR STONE

Patents Applicationslast 30 patents

Information Patent Application
Slurry mixer outlet
- Publication number 20030117891
- Publication date Jun 26, 2003
- United States Gypsum Company
- James R. Wittbold
- B28 - WORKING CEMENT, CLAY, OR STONE