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发明名称
BALL VALVE
摘要
申请公布号
US3540693(A)
申请公布日期
1970.11.17
申请号
USD3540693
申请日期
1968.08.09
申请人
R. & G. SLOANE MFG. CO. INC.
发明人
EUGENE H. WISE
分类号
F16K5/06;(IPC1-7):F16K5/20
主分类号
F16K5/06
代理机构
代理人
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地址
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