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发明名称
METHOD OF PROTECTION OF STONE BULDING UNITS AGAINST ACTION OF WEATHER CONDITIONS
摘要
申请公布号
PL136089(B2)
申请公布日期
1986.01.31
申请号
PL19840246236
申请日期
1984.02.14
申请人
发明人
分类号
C04B;(IPC1-7):C04B41/06
主分类号
C04B
代理机构
代理人
主权项
地址
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