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经营范围
发明名称
Improvements in or relating to shrouds for electrical lampholders
摘要
申请公布号
GB713700(A)
申请公布日期
1954.08.18
申请号
GB19520010351
申请日期
1952.04.24
申请人
FALK, STADELMANN & COMPANY LIMITED
发明人
BARNICOT JOHN MARTIN
分类号
F21V17/14;H01J9/04
主分类号
F21V17/14
代理机构
代理人
主权项
地址
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