Improvements in three-colour photography,申请号GB19340015602-传众专利搜索

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发明名称	Improvements in three-colour photography
摘要
申请公布号	GB420356(A)	申请公布日期	1934.11.29
申请号	GB19340015602	申请日期	1934.05.25
申请人	PAUL EMMANUEL FRANCOIS LESSERTISSEUX	发明人
分类号	G03C7/46	主分类号	G03C7/46
代理机构		代理人
主权项
地址

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