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发明名称
An indicating instrument or gauge for use in a system for indicating the quantity of material in a container
摘要
申请公布号
GB598332(A)
申请公布日期
1948.02.16
申请号
GB19450020982
申请日期
1945.08.17
申请人
SQUARE D COMPANY
发明人
分类号
G01F23/16
主分类号
G01F23/16
代理机构
代理人
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