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发明名称
Improvements in or relating to beacon devices
摘要
申请公布号
GB1119431(A)
申请公布日期
1968.07.10
申请号
GB19650027573
申请日期
1965.06.29
申请人
VACTRIC CONTROL EQUIPMENT LIMITED
发明人
DAY GEOFFREY GEORGE
分类号
H05B41/34
主分类号
H05B41/34
代理机构
代理人
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