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发明名称
Measuring instrument having automatic zeroizing mechanism
摘要
申请公布号
US2011774(A)
申请公布日期
1935.08.20
申请号
US19310510266
申请日期
1931.01.21
申请人
GABRIEL PAULIN JOSUA
发明人
PAULIN JOSUA GABRIEL
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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