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发明名称
FLAPPER VALVE
摘要
申请公布号
CA562007(A)
申请公布日期
1958.08.19
申请号
CAD562007
申请日期
申请人
CRANE CO.
发明人
JOHN E. SVABEK, JR.;EDWARD G. SCHMIDT
分类号
主分类号
代理机构
代理人
主权项
地址
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