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经营范围
发明名称
Trockene Gasrueckschlagsicherung
摘要
申请公布号
DE648819(C)
申请公布日期
1937.08.09
申请号
DENDATM129943D
申请日期
申请人
MESSER & CO. G.M.B.H.
发明人
分类号
A62C4/02
主分类号
A62C4/02
代理机构
代理人
主权项
地址
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