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发明名称
IMPROVEMENTS IN OR RELATING TO ELECTRIC TORCHES
摘要
申请公布号
GB1242396(A)
申请公布日期
1971.08.11
申请号
GB19670040839
申请日期
1967.09.06
申请人
SONGA INDUSTRIES LIMITED
发明人
NG TAT LUN
分类号
F21L4/00
主分类号
F21L4/00
代理机构
代理人
主权项
地址
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