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经营范围
发明名称
Vorrichtung zum Ausgleich der durch Temperaturschwankungen erzeugten Schwingungsdaueraenderungen eines elektromagnetisch angetriebenen Torsions- oder Biegeschwingers
摘要
申请公布号
DE1523998(B2)
申请公布日期
1970.11.26
申请号
DE19661523998
申请日期
1966.09.30
申请人
PORTESCAP
发明人
MARTI FRITZ
分类号
G04B17/22;G04C3/10
主分类号
G04B17/22
代理机构
代理人
主权项
地址
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