Improvements in photographic light-sensitive material,申请号GB19430003686-传众专利搜索

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发明名称	Improvements in photographic light-sensitive material
摘要
申请公布号	GB562666(A)	申请公布日期	1944.07.11
申请号	GB19430003686	申请日期	1943.03.06
申请人	J. HALDEN & COMPANY, LIMITED;JOHN HOLDEN	发明人
分类号	G03C1/93	主分类号	G03C1/93
代理机构		代理人
主权项
地址

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