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发明名称
RECIPROCATING PISTON TYPE VALVE
摘要
申请公布号
GB2186664(B)
申请公布日期
1989.11.01
申请号
GB19870000369
申请日期
1987.01.08
申请人
* R GOODWIN INTERNATIONAL LTD
发明人
ALAN DAVID * HALL
分类号
F16K1/12;F16K3/26
主分类号
F16K1/12
代理机构
代理人
主权项
地址
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