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发明名称
DIFFERENZDRUCKANZEIGER, INSBESONDERE IN OELFILTERN.
摘要
申请公布号
DE1940319(U)
申请公布日期
1966.06.08
申请号
DE196600P6782U
申请日期
1966.02.22
申请人
PUROLATOR FILTER G.M.B.H.
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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