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Title:
SHIELD EXCAVATOR
Document Type and Number:
Japanese Patent JPS59126895
Kind Code:
A
Inventors:
YOSHIDA KANEYUKI
Application Number:
JP194583A
Publication Date:
July 21, 1984
Filing Date:
January 10, 1983
Export Citation:
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Assignee:
ZENITAKA CORP
International Classes:
E21D9/06; E21D9/08; E21D9/12; (IPC1-7): E21D9/06; E21D9/08; E21D9/12
Domestic Patent References:
JPS50103129A1975-08-14
JPS57151797A1982-09-18
JPS52103826A1977-08-31
Attorney, Agent or Firm:
Unuma Tatsuyuki



 
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