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发明名称
Improvements relating to means for sealing the rams or pistons of fluid operated mechanisms
摘要
申请公布号
GB774251(A)
申请公布日期
1957.05.08
申请号
GB19550019468
申请日期
1955.07.06
申请人
PRIMA INDUSTRIES LIMITED
发明人
COLLINS AUSTIN
分类号
F16J15/00
主分类号
F16J15/00
代理机构
代理人
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