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发明名称
Induction meter
摘要
申请公布号
US1786821(A)
申请公布日期
1930.12.30
申请号
US19280303013
申请日期
1928.08.30
申请人
WESTINGHOUSE ELECTRIC & MANUFACTURING COMPANY
发明人
CALLSEN ALBERT
分类号
G01R11/185
主分类号
G01R11/185
代理机构
代理人
主权项
地址
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