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发明名称
Rohrbruchklappe
摘要
申请公布号
DE498774(C)
申请公布日期
1930.05.31
申请号
DE1927H110521D
申请日期
1927.03.11
申请人
HUEBNER & MAYER;OTTO ROSCHANEK;EDMUND AUGUSTIN
发明人
分类号
F16K17/34
主分类号
F16K17/34
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