Agrandisseur pour la photographie,申请号FRD830143-传众专利搜索

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发明名称	Agrandisseur pour la photographie
摘要
申请公布号	FR830143(A)	申请公布日期	1938.07.21
申请号	FRD830143	申请日期	1937.11.29
申请人		发明人	ALBERT ACKERMANN GEORGES
分类号	G03B27/54	主分类号	G03B27/54
代理机构		代理人
主权项
地址

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