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Ski power measurement system
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Patent number 10,401,243
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Issue date Sep 3, 2019
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Garmin Switzerland GmbH
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Christopher J. Kulach
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A63 - SPORTS GAMES AMUSEMENTS
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Pole
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Patent number 7,066,864
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Issue date Jun 27, 2006
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Exel Oyj
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Kari Olkkonen
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A63 - SPORTS GAMES AMUSEMENTS
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Attachment to a ski stick
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Patent number 5,303,954
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Issue date Apr 19, 1994
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Kokusai System Kabushiki Kaisha
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Hitoshi Suda
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A63 - SPORTS GAMES AMUSEMENTS
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Ski pole grip with timepiece
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Patent number 5,029,897
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Issue date Jul 9, 1991
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Ski-Time Corporation
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James C. Borg
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A63 - SPORTS GAMES AMUSEMENTS
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-
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Ski pole with timing device
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Patent number 4,111,444
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Issue date Sep 5, 1978
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Clements, Sr.; Joseph A.
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Joseph A. Clements
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A63 - SPORTS GAMES AMUSEMENTS
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Ski pole
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Patent number 4,082,302
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Issue date Apr 4, 1978
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BFG Baumgartner Freres SA
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Alfred Albrecht
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A63 - SPORTS GAMES AMUSEMENTS