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经营范围
发明名称
Kolbenring und Verfahren zur Herstellung dieses Kolbenringes
摘要
申请公布号
DE1775854(A1)
申请公布日期
1971.09.30
申请号
DE19661775854
申请日期
1966.06.15
申请人
RAMSEY CORP.
发明人
F. PRASSE,HERBERT
分类号
B23P15/08
主分类号
B23P15/08
代理机构
代理人
主权项
地址
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