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发明名称
Vorrichtung zum Einziehen oder Verschliessen der Enden zylindrischer Hohlkoerper
摘要
申请公布号
DE714967(C)
申请公布日期
1941.12.11
申请号
DE1938D076997D
申请日期
1938.01.06
申请人
DEUTSCHE WAFFEN- UND MUNITIONSFABRIKEN, AG.
发明人
LAUER AMBROSIUS
分类号
B21D41/04
主分类号
B21D41/04
代理机构
代理人
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地址
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