Photographic gaseous developing apparatus,申请号GB19590013839-传众专利搜索

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发明名称	Photographic gaseous developing apparatus
摘要
申请公布号	GB853406(A)	申请公布日期	1960.11.09
申请号	GB19590013839	申请日期	1959.04.23
申请人	MINNESOTA MINING AND MANUFACTURING COMPANY	发明人
分类号	G03D7/00	主分类号	G03D7/00
代理机构		代理人
主权项
地址

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