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发明名称
Flowmeter
摘要
申请公布号
US2800794(A)
申请公布日期
1957.07.30
申请号
US19530358992
申请日期
1953.06.01
申请人
MENEGHELLI HUGO A
发明人
MENEGHELLI HUGO A.
分类号
G01F1/20
主分类号
G01F1/20
代理机构
代理人
主权项
地址
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