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发明名称
Follow-up apparatus
摘要
申请公布号
US2537027(A)
申请公布日期
1951.01.09
申请号
US19470727421
申请日期
1947.02.08
申请人
DUNCAN ELECTRIC MANUFACTURING COMPANY
发明人
JR. GEORGE N. BURKHART,
分类号
G05D3/12
主分类号
G05D3/12
代理机构
代理人
主权项
地址
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