Title:
【考案の名称】さく岩機の支持装置
Document Type and Number:
Japanese Patent JP2585086
Kind Code:
Y2
Inventors:
Kenzo Togame
Takahiro Yamamoto
Takahiro Yamamoto
Application Number:
JP5035693U
Publication Date:
November 11, 1998
Filing Date:
September 16, 1993
Export Citation:
Assignee:
Furukawa Metal Co., Ltd.
International Classes:
E21B7/02; E21B15/00; E21B19/08; (IPC1-7): E21C11/00
Domestic Patent References:
| JP61168474A | ||||
| JP4891689A | ||||
| JP4949282B1 | ||||
| JP6335112Y2 |
Attorney, Agent or Firm:
Tetsuya Mori (2 others)