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经营范围
发明名称
Permeable Materials
摘要
申请公布号
GB1155531(A)
申请公布日期
1969.06.18
申请号
GB19660016068
申请日期
1966.04.12
申请人
CARL FREUDENBERG;HELMUT FABRICIUS;HANS ERICH FREUDENBERG;KURT KRAFT;OTTO SCHILDHAUER;PETER WENTZLER;HERMANN FREUDENBERG;DIETER FREUDENBERG
发明人
分类号
D06N3/04;D06N3/06;D06N3/10;D06N3/14
主分类号
D06N3/04
代理机构
代理人
主权项
地址
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