Andrzej A. Przybysz

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Chicago, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Pottery plaster formulations for the manufacture of plaster molds
- Patent number 6,398,864
- Issue date Jun 4, 2002
- United States Gypsum Company
- Andrzej A. Przybysz
- B28 - WORKING CEMENT, CLAY, OR STONE

Patents Applicationslast 30 patents

Information Patent Application
Method of Manufacturing Water-Resistant Gypsum Articles and Article...
- Publication number 20120082858
- Publication date Apr 5, 2012
- Georgia-Pacific Gypsum LLC
- Andrzej A. Przybysz
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES