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发明名称
Verfahren zur Herstellung von plastisch wirkenden Metallreliefplaketten
摘要
申请公布号
DE549391(C)
申请公布日期
1932.04.27
申请号
DED549391D
申请日期
1930.11.06
申请人
SCHAEFER-WERK;GEORG SCHAEFER
发明人
分类号
B44C3/08
主分类号
B44C3/08
代理机构
代理人
主权项
地址
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