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发明名称
Dampfwasserableiter mit Schwimmer und Kugelventil
摘要
申请公布号
DE546944(C)
申请公布日期
1932.03.19
申请号
DED546944D
申请日期
1930.07.16
申请人
PAUL GRAEFE
发明人
分类号
F16T1/24
主分类号
F16T1/24
代理机构
代理人
主权项
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