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发明名称
Improvements in or relating to piston rings
摘要
申请公布号
GB1123332(A)
申请公布日期
1968.08.14
申请号
GB19660000943
申请日期
1966.01.07
申请人
WELLWORTHY LIMITED
发明人
HENDY RONALD ERIC GORDON;HILL HAROLD TAYLOR
分类号
F16J9/06;F16J9/20
主分类号
F16J9/06
代理机构
代理人
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地址
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