Steven E. Wiersma

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San Diego, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Worksurface utilities module
- Patent number 5,230,552
- Issue date Jul 27, 1993
- Steelcase Inc.
- Timothy H. Schipper
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...