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发明名称
Verfahren zur Herstellung poriger Bauplatten
摘要
申请公布号
DE651906(C)
申请公布日期
1937.10.21
申请号
DE1934D069024D
申请日期
1934.10.30
申请人
DEUTSCHE ASBESTZEMENT-AKT.-GES.
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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