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发明名称
Improvements in switches for electric torches or the like
摘要
申请公布号
GB544517(A)
申请公布日期
1942.04.16
申请号
GB19400017353
申请日期
1940.12.06
申请人
PHILLIPS TELESCOPIC TAPS LIMITED;THOMAS BRADBURY
发明人
分类号
F21V23/00
主分类号
F21V23/00
代理机构
代理人
主权项
地址
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