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经营范围
发明名称
Incandescent light source
摘要
申请公布号
US2859369(A)
申请公布日期
1958.11.04
申请号
US19540436836
申请日期
1954.06.15
申请人
GENERAL ELECTRIC COMPANY
发明人
WILLIAMS FERD E.;JOHNSON PETER D.
分类号
H01K1/32
主分类号
H01K1/32
代理机构
代理人
主权项
地址
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자성막을 부착한 비디오 테이프 레코더의 회전드럼 및 그 제어장치