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发明名称
Waehler fuer Fernsprechanlagen mit in Gruppen geteilten Leitungskontakten und mit einem in einer Bahnrichtung beweglichen Schaltglied
摘要
申请公布号
DE566836(C)
申请公布日期
1932.12.22
申请号
DE1928M104976D
申请日期
1928.05.27
申请人
FRIEDRICH MERK
发明人
分类号
H01H67/12
主分类号
H01H67/12
代理机构
代理人
主权项
地址
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