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发明名称
Durch Schwimmer betaetigte elektrische Schaltvorrichtung
摘要
申请公布号
DE825105(C)
申请公布日期
1951.12.17
申请号
DE1948P022546
申请日期
1948.11.25
申请人
DAVY AND UNITED ENGINEERING COMPANY LIMITED
发明人
分类号
G01F23/64;H01H36/02
主分类号
G01F23/64
代理机构
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