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经营范围
发明名称
Submersible pump set seal
摘要
申请公布号
US2140356(A)
申请公布日期
1938.12.13
申请号
US19360087355
申请日期
1936.06.26
申请人
WESTINGHOUSE ELECTRIC & MANUFACTURING COMPANY
发明人
GUTMANN VICTOR
分类号
F04D29/14
主分类号
F04D29/14
代理机构
代理人
主权项
地址
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