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发明名称
Verfahren zur Herstellung von wasseraufsaugenden Gipskoerpern, insbesondere Tintenloeschern
摘要
申请公布号
DE726335(C)
申请公布日期
1942.12.15
申请号
DE1940B191720D
申请日期
1940.09.08
申请人
HUGO BENTZ
发明人
BENTZ HUGO
分类号
C04B28/14
主分类号
C04B28/14
代理机构
代理人
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地址
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