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经营范围
发明名称
Improvements relating to electrical signalling and indicating lamps
摘要
申请公布号
GB706592(A)
申请公布日期
1954.03.31
申请号
GB19520000359
申请日期
1952.01.04
申请人
A. F. BULGIN & COMPANY LIMITED
发明人
BULGIN ARTHUR FREDERICK
分类号
H02B15/00
主分类号
H02B15/00
代理机构
代理人
主权项
地址
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