Clark S. Richmond

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Normal, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Motor driven brush assembly for vacuum cleaner
- Patent number 4,777,691
- Issue date Oct 18, 1988
- National Union Electric Corporation
- Clark S. Richmond
- A46 - BRUSHWARE
Information Patent Grant
Lightweight battery powered suction broom
- Patent number 4,665,582
- Issue date May 19, 1987
- National Union Electric Corp.
- Clark S. Richmond
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...