Roger L. Betten

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Wyoming, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Desk having self-releveling height adjustment and hydraulic circuit...
- Patent number 5,320,047
- Issue date Jun 14, 1994
- Monarch Hydraulics, Inc.
- John M. Deurloo
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...