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发明名称
AUGER EXCAVATOR
摘要
申请公布号
JPH01127788(A)
申请公布日期
1989.05.19
申请号
JP19870285421
申请日期
1987.11.13
申请人
TOKYU CONSTR CO LTD;DAIMATSU DOKEN KOGYO KK
发明人
HIROSE MASAAKI;ITO AKIRA;MITA TAKESHI;HIRAGA FUMIO
分类号
E21B7/20;E21B3/02;E21B3/035
主分类号
E21B7/20
代理机构
代理人
主权项
地址
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