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发明名称
Regler fuer Temperaturen oder Drucke mit gewellter Membran
摘要
申请公布号
DE538945(C)
申请公布日期
1931.11.23
申请号
DENDATG074496D
申请日期
申请人
ELSTER & CO. A.-G.
发明人
分类号
F16J3/02
主分类号
F16J3/02
代理机构
代理人
主权项
地址
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