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经营范围
发明名称
ROTOR VALVE
摘要
申请公布号
US3556153(A)
申请公布日期
1971.01.19
申请号
USD3556153
申请日期
1968.12.24
申请人
QUALITY CONTROLS CO. INC.
发明人
DAVID J. BARBUTO
分类号
F16K11/085;(IPC1-7):F16K5/04
主分类号
F16K11/085
代理机构
代理人
主权项
地址
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