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Takumi Tamura
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Itami-shi, JP
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last 30 patents
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Patent Grant
Bit exchangeable drill
Patent number
9,370,829
Issue date
Jun 21, 2016
Sumitomo Electric Hardmetal Corp.
Takumi Tamura
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
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Patent Application
CUTTING INSERT AND FACE MILLING CUTTER
Publication number
20170106455
Publication date
Apr 20, 2017
SUMITOMO ELECTRIC HARDMETAL CORP.
Yusuke Koike
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Patent Application
BIT EXCHANGEABLE DRILL
Publication number
20140193220
Publication date
Jul 10, 2014
Takumi Tamura
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR