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经营范围
发明名称
PERFECTIONNEMENTS AUX LAMPES A GAZ PORTATIVES
摘要
申请公布号
FR2330955(A1)
申请公布日期
1977.06.03
申请号
FR19750034371
申请日期
1975.11.04
申请人
APPLICATIONS DES GAZ
发明人
分类号
F21S13/00;F21L19/00;(IPC1-7):F21L25/00
主分类号
F21S13/00
代理机构
代理人
主权项
地址
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