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发明名称
Improved edison-screw lamp extractor and replacer
摘要
申请公布号
GB557475(A)
申请公布日期
1943.11.22
申请号
GB19420012229
申请日期
1942.08.31
申请人
EDWARD LEIGH;ERIC ROTHERHAM
发明人
分类号
H01K3/32
主分类号
H01K3/32
代理机构
代理人
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