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发明名称
Verfahren zur Herstellung eines Filtermaterials aus Harnstoff-Formaldehyd-Harzen
摘要
申请公布号
DE1097135(B)
申请公布日期
1961.01.12
申请号
DE1954S038011
申请日期
1954.03.05
申请人
SPUMALIT-ANSTALT
发明人
VIELI OTTO
分类号
C08G12/12;C08J9/28
主分类号
C08G12/12
代理机构
代理人
主权项
地址
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