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发明名称
Verfahren und Vorrichtung zur Herstellung von zylindrischen, nach dem Austrittsende hin kegelig verjuengten Duesen
摘要
申请公布号
DE864085(C)
申请公布日期
1953.01.22
申请号
DE1948P025490
申请日期
1948.12.19
申请人
LORCH JAROSLAV
发明人
LORCH JAROSLAV
分类号
B21D41/04
主分类号
B21D41/04
代理机构
代理人
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