Paul Leonard Groschen, Jr.

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White Bear Lake, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Back EMF actuator control
- Patent number 7,020,576
- Issue date Mar 28, 2006
- Tennant Company
- Musibau O. Alowonle
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Information management system device and method of use for surface...
- Patent number 6,895,363
- Issue date May 17, 2005
- Tennant Company
- Robert J. Erko
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...