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经营范围
发明名称
ANCHOR-FRAME ROOF SUPPORT
摘要
申请公布号
SU912945(A1)
申请公布日期
1982.03.15
申请号
SU19792850684
申请日期
1979.12.13
申请人
DO POLT INSTITUT
发明人
ZBORSHCHIK MIKHAIL P,SU;MOROZOV ALEKSANDR F,SU
分类号
E21D11/14;(IPC1-7):E21D11/14
主分类号
E21D11/14
代理机构
代理人
主权项
地址
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