William C. Dries — 1 Patent at Unknown

William C. Dries has been granted 1 US patent while listed as an inventor at Unknown. All of these patents were granted in 1999. William C. Dries ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list William C. Dries in Madison, WI, US.

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Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
6000262	Apparatus and method for producing open-topped cylindrical containers from closed-topped cylindrical containers	Bruce Winkler	1999-12-14

William C. Dries — 1 Patent

Issued Patents All Time

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