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Nobuaki Kanaoka
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Toyonaka-shi, JP
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last 30 patents
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Patent Grant
Dumbbell
Patent number
8,241,189
Issue date
Aug 14, 2012
Nobuaki Kanaoka
A63 - SPORTS GAMES AMUSEMENTS
Patents Applications
last 30 patents
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Patent Application
DUMBBELL
Publication number
20100087297
Publication date
Apr 8, 2010
Nobuaki Kanaoka
A63 - SPORTS GAMES AMUSEMENTS