Title:
【発明の名称】保護管固定具用壁孔の穿孔装置及び保護管固定具
Document Type and Number:
Japanese Patent JP2579485
Kind Code:
B2
Inventors:
SHIMIZU SHOHACHI
Application Number:
JP13693087A
Publication Date:
February 05, 1997
Filing Date:
May 29, 1987
Export Citation:
Assignee:
MIRAI IND
International Classes:
E03C1/042; B23B49/00; B23B51/05; B23Q11/08; B28D1/04; (IPC1-7): B23B49/00; B23B51/05; E03C1/042
Domestic Patent References:
| JP617843Y2 |
Attorney, Agent or Firm:
Hironori Takenori