Title:
【発明の名称】抉りによって孔を形成する方法およびそれに用いるフラットダイヤモンドドリル
Document Type and Number:
Japanese Patent JP2836663
Kind Code:
B2
Inventors:
KITAMURA MAMORU
WATANABE YUKIHIRO
NISHI MIZUKI
WATANABE YUKIHIRO
NISHI MIZUKI
Application Number:
JP27889892A
Publication Date:
December 14, 1998
Filing Date:
October 16, 1992
Export Citation:
Assignee:
SENTORARU GARASU KK
International Classes:
B23B51/08; B23B51/00; B24D7/18; B26D9/00; B28D1/14; (IPC1-7): B24D7/18; B23B51/00; B23B51/08; B28D1/14
Domestic Patent References:
| JP49128853U | ||||
| JP428955U |
Attorney, Agent or Firm:
Yoshiyuki Nishi