Perfectionnements aux réflecteurs de lumière <<reflex>>, objets et signaux fabriqués au moyen de ceux-ci et procédés de fabrication de ces réflecteurs,申请号FRD938545-传众专利搜索

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发明名称	Perfectionnements aux réflecteurs de lumière <<reflex>>, objets et signaux fabriqués au moyen de ceux-ci et procédés de fabrication de ces réflecteurs
摘要
申请公布号	FR938545(A)	申请公布日期	1948.10.18
申请号	FRD938545	申请日期	1946.12.23
申请人	MINNESOTA MINING AND MANUFACTURING COMPANY	发明人
分类号	G02B5/128	主分类号	G02B5/128
代理机构		代理人
主权项
地址

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