William K. Hofman

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Coopersville, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Metal case
- Patent number 5,378,057
- Issue date Jan 3, 1995
- Westinghouse Electric Corporation
- David F. Bach
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
File cabinet having a corregated inner framework construction
- Patent number 5,364,178
- Issue date Nov 15, 1994
- Westinghouse Electric Corporation
- William K. Hofman
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Chair control for a pedestal chair having a knee-tilt seat
- Patent number 4,906,045
- Issue date Mar 6, 1990
- The Shaw-Walker Company
- William K. Hofman
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Decorative cap and base cover for an office chair center post and base
- Patent number 4,744,538
- Issue date May 17, 1988
- The Shaw-Walker Company
- William K. Hofman
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...