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发明名称
Measuring apparatus
摘要
申请公布号
US2296820(A)
申请公布日期
1942.09.22
申请号
US19380234665
申请日期
1938.10.12
申请人
LESTER STEPHEN T
发明人
LESTER STEPHEN T.
分类号
G01B3/32
主分类号
G01B3/32
代理机构
代理人
主权项
地址
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