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经营范围
发明名称
Fluid meters
摘要
申请公布号
GB379786(A)
申请公布日期
1932.09.08
申请号
GB19310017494
申请日期
1931.06.16
申请人
WILLIAM WARREN TRIGGS
发明人
分类号
G01F3/18
主分类号
G01F3/18
代理机构
代理人
主权项
地址
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