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经营范围
发明名称
Solenoid
摘要
申请公布号
US2417832(A)
申请公布日期
1947.03.25
申请号
US19420466550
申请日期
1942.11.23
申请人
THE MAGNAVOX COMPANY
发明人
KOONZ JOHN C.;QUINNELL LA VERN EDWARD;SEVERANCE RALPH H.
分类号
H01F7/13
主分类号
H01F7/13
代理机构
代理人
主权项
地址
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