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发明名称
Electric lamp
摘要
申请公布号
US2179455(A)
申请公布日期
1939.11.07
申请号
US19370167751
申请日期
1937.10.07
申请人
CHARLES SPACTH
发明人
SPACTH CHARLES
分类号
H01K1/66
主分类号
H01K1/66
代理机构
代理人
主权项
地址
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