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Giichi Arai
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Saihaku-gun, JP
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Patents Grants
last 30 patents
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Patent Grant
Drill
Patent number
8,579,557
Issue date
Nov 12, 2013
BIC Tool Co., Ltd.
Koichi Arai
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
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Patent Application
Drill
Publication number
20130142583
Publication date
Jun 6, 2013
BIC TOOL CO., LTD.
Koichi Arai
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR