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发明名称
Improvements in electric lighting control apparatus
摘要
申请公布号
GB661083(A)
申请公布日期
1951.11.14
申请号
GB19470014226
申请日期
1947.05.28
申请人
ROLLO GILLESPIE WILLIAMS
发明人
分类号
H05B37/02
主分类号
H05B37/02
代理机构
代理人
主权项
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