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经营范围
发明名称
FLAPPER VALVE
摘要
申请公布号
CA576654(A)
申请公布日期
1959.05.26
申请号
CAD576654
申请日期
申请人
CRANE CO.
发明人
AXEL B. NELSON;ROY H. ZINKIL;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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