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发明名称
ADDITIVE TO CONCRETE MIX
摘要
申请公布号
SU644744(A1)
申请公布日期
1979.01.30
申请号
SU19772455598
申请日期
1977.02.23
申请人
ROSTOVSKIJ INZH-STR INSTITUT
发明人
VEKSLER EVGENIJ S,SU
分类号
(IPC1-7):C04B13/20
主分类号
(IPC1-7):C04B13/20
代理机构
代理人
主权项
地址
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