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发明名称
Gaging float for indicating rate of flow
摘要
申请公布号
US2805573(A)
申请公布日期
1957.09.10
申请号
US19530346179
申请日期
1953.04.01
申请人
THE SHEFFIELD CORPORATION
发明人
III NELSON EMMONS
分类号
G01F1/22
主分类号
G01F1/22
代理机构
代理人
主权项
地址
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