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发明名称
CLOSED-CONTOUR ROOF SUPPORT FROM SPECIAL ROLLED SHAPE
摘要
申请公布号
SU1343023(A1)
申请公布日期
1987.10.07
申请号
SU19854011132
申请日期
1985.12.16
申请人
DALNEVOSTOCHNYJ POLT I IM.V.V.KUJBYSHEVA
发明人
ZVONAREV MIKHAIL I,SU;MAKAROV VLADIMIR V,SU;NIKOLAJCHUK NIKOLAJ A,SU;SUROV ALEKSANDR G,SU
分类号
E21D11/14
主分类号
E21D11/14
代理机构
代理人
主权项
地址
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