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经营范围
发明名称
ACID-RESISTANT EXPANDING COMPOSITION
摘要
申请公布号
SU698952(A1)
申请公布日期
1979.11.25
申请号
SU19782624065
申请日期
1978.06.05
申请人
PNII,XAPÓKOBCKôö üPOMCTPOöHôôüPOEKT
发明人
FILATOV LEV G,SU;SHEVCHUK VLADIMIR ,SU
分类号
(IPC1-7):C04B19/04
主分类号
(IPC1-7):C04B19/04
代理机构
代理人
主权项
地址
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