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发明名称
BALL VALVE
摘要
申请公布号
AU1441376(A)
申请公布日期
1977.12.01
申请号
AU19760014413
申请日期
1975.05.29
申请人
RICHARDS, B.C. & CO. PTY. LTD.
发明人
GRAHAM RICHARDS
分类号
F16K5/06;F16K5/20;F16K27/06
主分类号
F16K5/06
代理机构
代理人
主权项
地址
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