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Robert R. Rofen
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Hayward, CA, US
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last 30 patents
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Patent Grant
Aquarium wall cleaning apparatus
Patent number
5,988,109
Issue date
Nov 23, 1999
Novalek, Inc.
Robert R. Rofen
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
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Patent Grant
Water bottle assembly having gnaw protection shield
Patent number
5,447,118
Issue date
Sep 5, 1995
Novalek, Inc.
Marvin E. Huff
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING