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经营范围
发明名称
BUTTERFLY FLUID FLOW VALVE
摘要
申请公布号
US3568975(A)
申请公布日期
1971.03.09
申请号
USD3568975
申请日期
1968.03.06
申请人
EATON YALE & TOWNE INC.
发明人
FRANK E. OBERMAIER;ARTHUR A. SCOTT
分类号
F16K1/22;(IPC1-7):F16K31/16
主分类号
F16K1/22
代理机构
代理人
主权项
地址
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