Phare comprenant un miroir parabolique,申请号FRD764922-传众专利搜索

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发明名称	Phare comprenant un miroir parabolique
摘要
申请公布号	FR764922(A)	申请公布日期	1934.05.30
申请号	FRD764922	申请日期	1933.11.22
申请人		发明人	DIETRICH FRIEDRICH RICHARD
分类号	F21V7/00	主分类号	F21V7/00
代理机构		代理人
主权项
地址

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