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发明名称
Vorrichtung zur Herstellung von Feinlochsieben
摘要
申请公布号
DE967495(C)
申请公布日期
1957.11.14
申请号
DE1951N004301
申请日期
1951.08.14
申请人
J.F. NOLD & CO.
发明人
NOLD HANS
分类号
B21D31/02
主分类号
B21D31/02
代理机构
代理人
主权项
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