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Bernard F. Bentgen
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Marinette, WI, US
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last 30 patents
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Patent Grant
Module transporter
Patent number
6,139,248
Issue date
Oct 31, 2000
Marinette Marine Corporation
Bernard F. Bentgen
B60 - VEHICLES IN GENERAL
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Patent Grant
Icebreaker attachment
Patent number
5,660,131
Issue date
Aug 26, 1997
Daniel L. Gulling
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT