Perfectionnements aux supports de lampe portatifs,申请号FRD854607-传众专利搜索

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发明名称	Perfectionnements aux supports de lampe portatifs
摘要
申请公布号	FR854607(A)	申请公布日期	1940.04.19
申请号	FRD854607	申请日期	1939.05.11
申请人		发明人	MURTAUGH HOUGHTON MATTHEW,
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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