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发明名称
Electric lamp
摘要
申请公布号
US1905818(A)
申请公布日期
1933.04.25
申请号
US19310580889
申请日期
1931.12.14
申请人
DOUGLAS HARRY A
发明人
DOUGLAS HARRY A.
分类号
H01R33/955
主分类号
H01R33/955
代理机构
代理人
主权项
地址
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