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发明名称
Verfahren zur Herstellung von Maschinengewehrlaeufen
摘要
申请公布号
DE725030(C)
申请公布日期
1942.09.11
申请号
DE1938H157795D
申请日期
1938.11.30
申请人
HERAEUS-VACUUMSCHMELZE AG.
发明人
HELLWIG DR. WILLY
分类号
B21C37/15
主分类号
B21C37/15
代理机构
代理人
主权项
地址
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