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发明名称
FREEING OF SEIZED VALVES
摘要
申请公布号
EP1421311(A1)
申请公布日期
2004.05.26
申请号
EP20020755250
申请日期
2002.08.23
申请人
ENSTON, ROBERT PETER
发明人
ENSTON, ROBERT PETER
分类号
F16K1/00;B25B27/02;B25B27/24;F16K29/00;F16K51/00;(IPC1-7):F16K29/00
主分类号
F16K1/00
代理机构
代理人
主权项
地址
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