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发明名称
Improved light bulb base
摘要
申请公布号
GB9701419(D0)
申请公布日期
1997.03.12
申请号
GB19970001419
申请日期
1997.01.24
申请人
ROSS, DAVID C
发明人
分类号
H01J5/56;H01K1/46
主分类号
H01J5/56
代理机构
代理人
主权项
地址
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