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Groskreutz; Marc
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Spokane, WA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Skier rope towing apparatus
Patent number
5,415,106
Issue date
May 16, 1995
Groskreutz; Marc
Marc Groskreutz
B61 - RAILWAYS
Information
Patent Grant
Skier rope towing apparatus and winch therefor
Patent number
5,205,219
Issue date
Apr 27, 1993
Groskreutz; Marc
Marc Groskreutz
B61 - RAILWAYS
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last 30 patents
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