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经营范围
发明名称
SCREW-DOWN VALVE
摘要
申请公布号
ZA9205473(B)
申请公布日期
1993.04.28
申请号
ZA19920005473
申请日期
1992.07.21
申请人
WEST RAND ENGINEERING WORKS (PTY) LTD.
发明人
CLIVE DONALD COLLINS
分类号
F16K
主分类号
F16K
代理机构
代理人
主权项
地址
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