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发明名称
Improvements in and relating to movable resistance contacts for electrical liquid level indicators
摘要
申请公布号
GB384958(A)
申请公布日期
1932.12.15
申请号
GB19320022881
申请日期
1932.08.15
申请人
A.C. SPARK PLUG COMPANY
发明人
分类号
G01F23/36
主分类号
G01F23/36
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代理人
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