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发明名称
Vorrichtung zum Bestimmen der Frequenz periodischer Bewegungen auf stroboskopischem Wege
摘要
申请公布号
DE512508(C)
申请公布日期
1930.11.12
申请号
DE1928T035127D
申请日期
1928.05.17
申请人
TATSUMI TAKAHASHI
发明人
分类号
G01P3/40
主分类号
G01P3/40
代理机构
代理人
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地址
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