Improvements in photographic processes and materials,申请号GB19390027730-传众专利搜索

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发明名称	Improvements in photographic processes and materials
摘要
申请公布号	GB537970(A)	申请公布日期	1941.07.16
申请号	GB19390027730	申请日期	1939.10.12
申请人	EASTMAN KODAK COMPANY	发明人
分类号	G03C1/83;G03C7/413	主分类号	G03C1/83
代理机构		代理人
主权项
地址

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