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发明名称
Measuring instrument
摘要
申请公布号
US2638679(A)
申请公布日期
1953.05.19
申请号
US19500142469
申请日期
1950.02.04
申请人
DONALD MCSKIMMON
发明人
MCSKIMMON DONALD
分类号
G01B3/22
主分类号
G01B3/22
代理机构
代理人
主权项
地址
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