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发明名称
Automatic control or indicator
摘要
申请公布号
US2380972(A)
申请公布日期
1945.08.07
申请号
US19430470967
申请日期
1943.01.01
申请人
FEDERAL ELECTRIC COMPANY, INC.
发明人
KOPP CARL J.
分类号
H05B1/02
主分类号
H05B1/02
代理机构
代理人
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地址
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