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经营范围
发明名称
Improvements in or relating to lanterns or casings for electric lamps
摘要
申请公布号
GB345193(A)
申请公布日期
1931.03.09
申请号
GB19290027241
申请日期
1929.09.07
申请人
THE WARDLE ENGINEERING COMPANY, LIMITED;EDWARD ERNEST HOPWOOD
发明人
分类号
G08G1/095
主分类号
G08G1/095
代理机构
代理人
主权项
地址
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