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发明名称
Verfahren und Vorrichtung zur Herstellung eines Schlitzes in der Fuehrungshuelse fuer Springringe
摘要
申请公布号
DE524093(C)
申请公布日期
1931.05.05
申请号
DE1929F069412D
申请日期
1929.10.15
申请人
FIRMA BERNHARD FOERSTER
发明人
分类号
B21F37/02
主分类号
B21F37/02
代理机构
代理人
主权项
地址
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