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发明名称
Drehwaehler fuer Selbstanschluss-Fernsprechanlagen, dessen Kontaktarm in einer Ebene eine Radialeinstellung und zwei Drehbewegungen mit langen und kurzen Schritten ausfuehrt
摘要
申请公布号
DE553241(C)
申请公布日期
1932.06.23
申请号
DE1925R064569D
申请日期
1925.06.13
申请人
AUGUSTO ROSA
发明人
分类号
H01H67/12
主分类号
H01H67/12
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