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经营范围
发明名称
ADJUSTABLE SPEED FOR D.C. ELECTRIC MOTORS
摘要
申请公布号
CA595273(A)
申请公布日期
1960.03.29
申请号
CAD595273
申请日期
申请人
THE LOUIS ALLIS CO.
发明人
HANS R. A. HANSEN;WILLIAM J. BRADBURN, JR.
分类号
主分类号
代理机构
代理人
主权项
地址
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