Title:
【発明の名称】場所打ち杭造成用の自動掘削装置
Document Type and Number:
Japanese Patent JP2829539
Kind Code:
B2
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Inventors:
MOTOMURA OSAMU
SHISHIDO TOMIO
SHINJO JUN
SUZUKI KOJI
OOKANDA SATORU
SHISHIDO TOMIO
SHINJO JUN
SUZUKI KOJI
OOKANDA SATORU
Application Number:
JP8286790A
Publication Date:
November 25, 1998
Filing Date:
March 29, 1990
Export Citation:
Assignee:
ASAHI KASEI KOGYO KK
KOKEN KOGYO KK
KOKEN KOGYO KK
International Classes:
E21B44/00; E21B7/00; E21B44/04; (IPC1-7): E21B44/00; E21B7/00
Attorney, Agent or Firm:
Masami Hattori (1 person outside)