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发明名称
DROSSELRUECKSCHLAGVENTIL.
摘要
申请公布号
DE1920878(U)
申请公布日期
1965.08.05
申请号
DE196500W5136U
申请日期
1965.06.18
申请人
WESTINGHOUSE BREMSEN- UND APPARATEBAU G.M.B.H.
发明人
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主分类号
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