Title:
【発明の名称】回転削孔ビット圧可変式地盤強度測定方法
Document Type and Number:
Japanese Patent JP2711927
Kind Code:
B2
Inventors:
Sakai Uno
Application Number:
JP5739790A
Publication Date:
February 10, 1998
Filing Date:
March 08, 1990
Export Citation:
Assignee:
Foundation Ground Consultants Co., Ltd.
International Classes:
E02D1/00; G01N3/00; (IPC1-7): E02D1/00; G01N3/00
Domestic Patent References:
| JP63142114A | ||||
| JP56156312A |
Attorney, Agent or Firm:
Kiyoshi Minoura