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发明名称
Verfahren zur Herstellung von Sorelzementmassen
摘要
申请公布号
DE677309(C)
申请公布日期
1939.06.24
申请号
DE1935L088933D
申请日期
1935.10.06
申请人
GEORG LETSCHERT
发明人
分类号
C04B28/32
主分类号
C04B28/32
代理机构
代理人
主权项
地址
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