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发明名称
Verfahren zum Herstellen von gepanzerten Auslassventilen von Verbrennungsmotoren
摘要
申请公布号
DE920286(C)
申请公布日期
1954.11.18
申请号
DE1950T001780
申请日期
1950.07.01
申请人
ALFRED TEVES MASCHINEN- UND ARMATURENFABRIK KOMMANDIT-GESELLSCHAFT
发明人
KUBERA GERHARD
分类号
B21K1/22;B23P13/00
主分类号
B21K1/22
代理机构
代理人
主权项
地址
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