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发明名称
Verfahren zur Herstellung eines kuenstlichen Baustoffes
摘要
申请公布号
DE600437(C)
申请公布日期
1934.07.23
申请号
DE1933R087486D
申请日期
1933.03.12
申请人
ROSTONE, INCORPORATED
发明人
分类号
C04B28/22
主分类号
C04B28/22
代理机构
代理人
主权项
地址
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