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发明名称
METHOD OF MAKING REINFORCED CEMENT SHELLS
摘要
申请公布号
SU643607(A1)
申请公布日期
1979.01.25
申请号
SU19752131298
申请日期
1975.05.04
申请人
SARATOVSKIJ POLT INSTITUT
发明人
ZAKHAROV LEV S,SU
分类号
E04G21/14;(IPC1-7):E04G21/14
主分类号
E04G21/14
代理机构
代理人
主权项
地址
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