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发明名称
METHOD OF SHIELD PROPULSION CONSTRUCTION USING EXCAVATION ADDITIVE
摘要
申请公布号
JPS63255495(A)
申请公布日期
1988.10.21
申请号
JP19870088424
申请日期
1987.04.10
申请人
SADA KENSETSU KK
发明人
TAMURA HISASHI;FUJII FUKUO
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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