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发明名称
SELF-TRAVELLING DEVICE FOR LAYING DUCT
摘要
申请公布号
JPS6154353(A)
申请公布日期
1986.03.18
申请号
JP19840177645
申请日期
1984.08.27
申请人
MITSUI CONSTR CO LTD
发明人
OKA YOSHIHIKO;INOUE KAZUTOSHI;KAWASHIMA WATARU
分类号
B61B13/06;F16L1/00
主分类号
B61B13/06
代理机构
代理人
主权项
地址
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