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发明名称
Electric controlling apparatus
摘要
申请公布号
US2067143(A)
申请公布日期
1937.01.05
申请号
US19340758000
申请日期
1934.12.18
申请人
WARD LEONARD ELECTRIC COMPANY
发明人
LOGAN FRANK G.
分类号
G05F1/33
主分类号
G05F1/33
代理机构
代理人
主权项
地址
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