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发明名称
Flow meter
摘要
申请公布号
US1924076(A)
申请公布日期
1933.08.22
申请号
US19300459030
申请日期
1930.06.03
申请人
WALLACE & TIERNAN COMPANY, INC.
发明人
WALLACE CHARLES F.
分类号
G01F1/37
主分类号
G01F1/37
代理机构
代理人
主权项
地址
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