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发明名称
Rueckervorrichtung
摘要
申请公布号
DE818171(C)
申请公布日期
1951.10.22
申请号
DE1949C000114
申请日期
1949.11.08
申请人
CORTEBERT WATCH CO.
发明人
KOCHER HANS
分类号
G04B18/02
主分类号
G04B18/02
代理机构
代理人
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