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发明名称
A new or improved method of manufacturing lighting fittings
摘要
申请公布号
GB677546(A)
申请公布日期
1952.08.20
申请号
GB19490024838
申请日期
1949.09.28
申请人
IAN HEATH LIMITED;IAN ALFRED HEATH;WILLIAM GEORGE BRADLEY
发明人
分类号
F21S8/06
主分类号
F21S8/06
代理机构
代理人
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地址
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