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发明名称
Control device
摘要
申请公布号
US1934524(A)
申请公布日期
1933.11.07
申请号
US19260127721
申请日期
1926.08.07
申请人
WESTINGHOUSE ELECTRIC & MANUFACTURING COMPANY
发明人
CONRAD FRANK
分类号
H03J1/06
主分类号
H03J1/06
代理机构
代理人
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