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发明名称
Rheostatic motor controller
摘要
申请公布号
US1777988(A)
申请公布日期
1930.10.07
申请号
US19260157157
申请日期
1926.12.27
申请人
RELIANCE COMPANY
发明人
WILMS GUSTAV O.
分类号
H01C10/12
主分类号
H01C10/12
代理机构
代理人
主权项
地址
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