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发明名称
CONSTRUCTION ELEMENT
摘要
申请公布号
SU744085(A1)
申请公布日期
1980.06.30
申请号
SU19772484561
申请日期
1977.05.11
申请人
SOBENNIKOV MIKHAIL N,SU
发明人
SOBENNIKOV MIKHAIL N,SU
分类号
E04C2/06;(IPC1-7):E04C2/06
主分类号
E04C2/06
代理机构
代理人
主权项
地址
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