William J. Freudenberg

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Isanti, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Plastic sheet barrier enclosure, system, and method
- Patent number 7,818,941
- Issue date Oct 26, 2010
- Bearacade Products LLC
- Christopher F. Freudenberg
- B08 - CLEANING

Patents Applicationslast 30 patents

Information Patent Application
Plastic sheet barrier enclosure, system, and method
- Publication number 20050109470
- Publication date May 26, 2005
- Christopher F. Freudenberg
- B08 - CLEANING