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发明名称
Briefwaage mit elektrischer Anzeigevorrichtung
摘要
申请公布号
DE580734(C)
申请公布日期
1933.07.15
申请号
DE1929H124288D
申请日期
1929.11.23
申请人
RICHARD HOFFMANN
发明人
分类号
G01G19/00
主分类号
G01G19/00
代理机构
代理人
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