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发明名称
Control system for farm lighting plants
摘要
申请公布号
US1869846(A)
申请公布日期
1932.08.02
申请号
US19300436356
申请日期
1930.03.17
申请人
WESTINGHOUSE ELECTRIC & MANUFACTURING COMPANY
发明人
FRANK LEO C.
分类号
H02P9/00
主分类号
H02P9/00
代理机构
代理人
主权项
地址
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