Richard E. Wulff

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Maple Plain, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Wide area carpet vacuum cleaner
- Patent number 5,090,083
- Issue date Feb 25, 1992
- Castex Industries, Inc.
- Richard E. Wulff
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...