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发明名称
Segment de piston et son procédé de fabrication
摘要
申请公布号
FR1291292(A)
申请公布日期
1962.04.20
申请号
FR19610863923
申请日期
1961.06.05
申请人
RAMSEY CORPORATION
发明人
分类号
C23C4/00;F16J9/26
主分类号
C23C4/00
代理机构
代理人
主权项
地址
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