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经营范围
发明名称
Direct reading manometer
摘要
申请公布号
US1922049(A)
申请公布日期
1933.08.15
申请号
US19320594448
申请日期
1932.02.23
申请人
JENSEN MILTON O
发明人
JENSEN MILTON O.
分类号
G01L19/08
主分类号
G01L19/08
代理机构
代理人
主权项
地址
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