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经营范围
发明名称
Interferometer zum Pruefen optischer Elemente
摘要
申请公布号
DE495482(C)
申请公布日期
1930.04.07
申请号
DE1928H118600D
申请日期
1928.10.13
申请人
JOHN WILLIAM HASSELKUS;OWEN GEORGE HAY
发明人
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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