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发明名称
VERFAHREN ZUR VERBESSERUNG DES OBERFLAECHENSCHUTZES VON PORIGEN MATERIALIEN
摘要
申请公布号
DE2053110(B2)
申请公布日期
1977.03.10
申请号
DE19702053110
申请日期
1970.10.29
申请人
发明人
分类号
C04B41/49;(IPC1-7):C04B41/22
主分类号
C04B41/49
代理机构
代理人
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地址
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