MARKING DEVICE FOR IDENTIFYING PHOTOGRAPHIC PLATES AND FILMS,申请号CAD461537-传众专利搜索

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发明名称	MARKING DEVICE FOR IDENTIFYING PHOTOGRAPHIC PLATES AND FILMS
摘要
申请公布号	CA461537(A)	申请公布日期	1949.12.06
申请号	CAD461537	申请日期
申请人	ISIDORE BLAIS	发明人	ISIDORE BLAIS
分类号		主分类号
代理机构		代理人
主权项
地址

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