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发明名称
Rheostat control
摘要
申请公布号
US2908883(A)
申请公布日期
1959.10.13
申请号
US19570678197
申请日期
1957.08.14
申请人
JOHN ERNEST HILL
发明人
ANDERSON CLIFFORD E.
分类号
H01C10/14
主分类号
H01C10/14
代理机构
代理人
主权项
地址
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