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发明名称
Amplifying comparator with differential screw
摘要
申请公布号
US2603876(A)
申请公布日期
1952.07.22
申请号
US19500158523
申请日期
1950.04.27
申请人
GERTRUDE WEDIN
发明人
WEDIN IVAR T.
分类号
G01B3/22;G01B5/06
主分类号
G01B3/22
代理机构
代理人
主权项
地址
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