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发明名称
Solenoid
摘要
申请公布号
US2311431(A)
申请公布日期
1943.02.16
申请号
US19400357208
申请日期
1940.09.18
申请人
DAVIS DEAN W
发明人
DAVIS DEAN W.
分类号
H01F7/16
主分类号
H01F7/16
代理机构
代理人
主权项
地址
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