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经营范围
发明名称
ARTICULATE SHIELD EXCAVATOR
摘要
申请公布号
JPS6417990(A)
申请公布日期
1989.01.20
申请号
JP19870172995
申请日期
1987.07.13
申请人
KOMATSU LTD
发明人
MITANI NORIO;YAMAMOTO YOSHIHISA;YAMAZAKI TOSHIHIRO
分类号
E21D9/06
主分类号
E21D9/06
代理机构
代理人
主权项
地址
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