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发明名称
Mittelbar betaetigtes Ventil
摘要
申请公布号
DE748642(C)
申请公布日期
1944.11.06
申请号
DE1941SC22842D
申请日期
1941.07.03
申请人
发明人
分类号
F16K31/363
主分类号
F16K31/363
代理机构
代理人
主权项
地址
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