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发明名称
Flowmeter
摘要
申请公布号
US2228615(A)
申请公布日期
1941.01.14
申请号
US19370158713
申请日期
1937.08.12
申请人
ALLEN ELECTRIC & EQUIPMENT CO.
发明人
THOMAS FRANK W.
分类号
G01F9/00
主分类号
G01F9/00
代理机构
代理人
主权项
地址
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