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发明名称
Perfectionnements aux modulateurs à vibreur pour appareils électriques de mesure et d'enregistrement
摘要
申请公布号
FR1227467(A)
申请公布日期
1960.08.22
申请号
FR19590789263
申请日期
1959.03.13
申请人
LABORATORNI PRISTROJE NARODNI PODNIK
发明人
PETZELT BEDRICH
分类号
G01R19/18
主分类号
G01R19/18
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代理人
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