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经营范围
发明名称
Interferometer
摘要
申请公布号
US2846919(A)
申请公布日期
1958.08.12
申请号
US19540425908
申请日期
1954.04.27
申请人
PENN OPTICAL AND INSTRUMENT CO.
发明人
THOMPSON KENNETH B.
分类号
G01B9/02
主分类号
G01B9/02
代理机构
代理人
主权项
地址
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