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发明名称
GAS- UND WASSERDICHTE MAUERDURCHFUEHRUNG.
摘要
申请公布号
DE1900055(U)
申请公布日期
1964.09.03
申请号
DE1964K047540U
申请日期
1964.04.08
申请人
FRIEDRICH-WILHELM KETTLER
发明人
FRIEDRICH-WILHELM KETTLER
分类号
F16L5/02
主分类号
F16L5/02
代理机构
代理人
主权项
地址
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