Title:
【発明の名称】トンネル掘削機
Document Type and Number:
Japanese Patent JP2791589
Kind Code:
B2
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Inventors:
KONDO YASUNORI
Application Number:
JP31965489A
Publication Date:
August 27, 1998
Filing Date:
December 08, 1989
Export Citation:
Assignee:
KAWASAKI JUKOGYO KK
International Classes:
E21D9/06; E21D9/10; E21D9/11; (IPC1-7): E21D9/10
Attorney, Agent or Firm:
Namba country