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发明名称
Vorrichtung zur Herstellung der Zellen von Trieurblechen
摘要
申请公布号
DE530131(C)
申请公布日期
1931.07.27
申请号
DED530131D
申请日期
申请人
WENDELIN MUSCHIK
发明人
分类号
B21D22/04
主分类号
B21D22/04
代理机构
代理人
主权项
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