Perfectionnement aux appareils de publicité lumineuse,申请号FRD1020906-传众专利搜索

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发明名称	Perfectionnement aux appareils de publicité lumineuse
摘要
申请公布号	FR1020906(A)	申请公布日期	1953.02.12
申请号	FRD1020906	申请日期	1950.06.14
申请人		发明人	KOCHMAN WILHELM
分类号	G09F13/00	主分类号	G09F13/00
代理机构		代理人
主权项
地址

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