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发明名称
Verfahren zur Herstellung von Kolbenringen.
摘要
申请公布号
CH149165(A)
申请公布日期
1931.08.31
申请号
CHD149165
申请日期
1930.07.30
申请人
JUNKER & FERBER VORM. NOVA-WERKE A.-G.
发明人
JUNKER & FERBER VORM. NOVA-WERKE A.-G.
分类号
B23P15/06
主分类号
B23P15/06
代理机构
代理人
主权项
地址
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