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发明名称
Centrifugally controlled variable resistance
摘要
申请公布号
US2393456(A)
申请公布日期
1946.01.22
申请号
US19430515002
申请日期
1943.12.20
申请人
BRIGHT RAY J
发明人
BRIGHT RAY J.
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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