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发明名称
Verfahren zur Herstellung von Wasserseigen
摘要
申请公布号
DE1164962(B)
申请公布日期
1964.03.12
申请号
DE1956K029873
申请日期
1956.09.17
申请人
HEINZ HOELTER;ARTHUR KLAESENER
发明人
HOELTER HEINZ;KLAESENER ARTHUR
分类号
E21F16/00
主分类号
E21F16/00
代理机构
代理人
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地址
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