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Robert P. Whitney
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Grand Haven, MI, US
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last 30 patents
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Patent Grant
Vacuum cleaner
Patent number
4,195,969
Issue date
Apr 1, 1980
Clarke-Gravely Corporation
Robert P. Whitney
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
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Patent Grant
Floor treatment machine
Patent number
3,939,518
Issue date
Feb 24, 1976
Clarke-Gravely Corporation
Robert P. Whitney
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...