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发明名称
DEVICE FOR MEASURING PATH DIFFERENCES ON OBJECTS
摘要
申请公布号
US3563629(A)
申请公布日期
1971.02.16
申请号
USD3563629
申请日期
1969.06.27
申请人
JENAOPTIK JENA GMBH.
发明人
HERMANN BEYER;GUNTER SCHOPPE
分类号
G02B21/14;(IPC1-7):G02B21/14
主分类号
G02B21/14
代理机构
代理人
主权项
地址
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