Title:
【考案の名称】グラウト注入装置
Document Type and Number:
Japanese Patent JPS5820657
Kind Code:
Y2
Inventors:
Hiroshi Otsuka
Application Number:
JP15683079U
Publication Date:
April 30, 1983
Filing Date:
November 12, 1979
Export Citation:
Assignee:
Otsuka Corporation
International Classes:
E02D3/12; (IPC1-7): E02D3/12
Attorney, Agent or Firm:
Toshiaki Furusawa