Dean Klein

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Solvang, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Unexpanded perlite ore polishing composition and methods
- Patent number 7,303,600
- Issue date Dec 4, 2007
- Advanced Minerals Corporation
- John S. Roulston
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
Unexpanded perlite ore polishing composition and methods
- Publication number 20030224702
- Publication date Dec 4, 2003
- John S. Roulston
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Unexpanded perlite ore polishing composition and methods
- Publication number 20030203337
- Publication date Oct 30, 2003
- John S. Roulston
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE