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经营范围
发明名称
Incandescent lamp and switch
摘要
申请公布号
US2243186(A)
申请公布日期
1941.05.27
申请号
US19400312638
申请日期
1940.01.06
申请人
UTILITY ELECTRIC CORP.
发明人
BAHLKE ALFRED F.
分类号
H01K9/04
主分类号
H01K9/04
代理机构
代理人
主权项
地址
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