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发明名称
Liquid-depth-indicating device
摘要
申请公布号
US1766129(A)
申请公布日期
1930.06.24
申请号
US19220600513
申请日期
1922.11.13
申请人
KING-SEELEY CORPORATION
发明人
KING HORACE W.
分类号
G01F23/16
主分类号
G01F23/16
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代理人
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