Bit exchangeable drill | Patent Publication Number 20140193220

US 20140193220 A1
Patent NumberUS 09370829 B2
Application Number14239778
Filled DateApr 5, 2013
Priority DateApr 5, 2013
Publication DateJul 10, 2014
Original AssigneeToyota Motor
Sumitomo Chemical
Sumitomo Electric Lightwave Corp.
Current AssigneeSubaru Corporation
Inventor/ApplicantsMasahiro Yoshida
Yuzuru Ono
Takumi Tamura
Yoshiharu Kaimori
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