Title:
【発明の名称】トンネル掘進機
Document Type and Number:
Japanese Patent JPS5929759
Kind Code:
B2
More Like This:
Inventors:
TSUCHA KYOSHI
YAMAZAKI HIDETSUGU
WAKAMORI TOSHIRO
YAMAZAKI HIDETSUGU
WAKAMORI TOSHIRO
Application Number:
JP16356279A
Publication Date:
July 23, 1984
Filing Date:
December 18, 1979
Export Citation:
Assignee:
HITACHI CONSTRUCTION MACHINERY
International Classes:
E21D9/12; (IPC1-7): E21D9/12
Attorney, Agent or Firm:
Masami Akimoto