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William McGill JR.
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Canton, OH, US
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Patents Grants
last 30 patents
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Patent Grant
Conversion valve assembly
Patent number
6,536,074
Issue date
Mar 25, 2003
The Hoover Company
David J. Boles
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Patents Applications
last 30 patents
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Patent Application
Conversion valve assembly
Publication number
20020166196
Publication date
Nov 14, 2002
David J. Boles
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...