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发明名称
Flowmeter
摘要
申请公布号
US2273331(A)
申请公布日期
1942.02.17
申请号
US19380233947
申请日期
1938.10.08
申请人
WILLIAM ROWERDINK
发明人
ROWERDINK WILLIAM
分类号
G01F1/26;G01F1/38
主分类号
G01F1/26
代理机构
代理人
主权项
地址
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