Dispositif optique donnant l'illusion du relief,申请号FRD924875-传众专利搜索

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发明名称	Dispositif optique donnant l'illusion du relief
摘要
申请公布号	FR924875(A)	申请公布日期	1947.08.19
申请号	FRD924875	申请日期	1946.03.15
申请人		发明人	GONY LEANDRE-ALEXIS
分类号	G02B27/22	主分类号	G02B27/22
代理机构		代理人
主权项
地址

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