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经营范围
发明名称
Combined liquid level and pressure gauge
摘要
申请公布号
US1786566(A)
申请公布日期
1930.12.30
申请号
US19270208098
申请日期
1927.07.25
申请人
HERBERT HASTINGS
发明人
HASTINGS HERBERT
分类号
G01L9/00
主分类号
G01L9/00
代理机构
代理人
主权项
地址
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