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经营范围
发明名称
DEEP AND SHALLOW WELL PUMP
摘要
申请公布号
CA444519(A)
申请公布日期
1947.10.14
申请号
CAD444519
申请日期
申请人
THE DAYTON PUMP AND MANUFACTURING COMPANY
发明人
H. HIX WOLFE;EDWARD W. HAAS
分类号
主分类号
代理机构
代理人
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