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发明名称
Vorrichtung zur Herstellung von Spaltfiltern
摘要
申请公布号
DE923004(C)
申请公布日期
1955.01.31
申请号
DE1950L001129
申请日期
1950.02.10
申请人
LADERER HUGO
发明人
LADERER HUGO
分类号
B21D31/02
主分类号
B21D31/02
代理机构
代理人
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地址
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