Title:
【考案の名称】グラウト加圧注入装置
Document Type and Number:
Japanese Patent JP3039848
Kind Code:
U
Inventors:
Makoto Nishio
Application Number:
JP48497U
Publication Date:
July 31, 1997
Filing Date:
January 22, 1997
Export Citation:
Assignee:
Ground Engineering Co., Ltd.
International Classes:
(IPC1-7): E02D5/80; E21D20/00
Attorney, Agent or Firm:
Sakuo Yamaguchi (1 person outside)