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发明名称
Piston and cylinder device with resilient seal
摘要
申请公布号
AU4712797(A)
申请公布日期
1998.05.15
申请号
AU19970047127
申请日期
1997.10.17
申请人
ABB SEATEC LIMITED
发明人
JAMES BRIAN WILSON
分类号
E21B33/038;F16J1/04
主分类号
E21B33/038
代理机构
代理人
主权项
地址
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