Improvements in or relating to apparatus for reproducing letters by photographic methods,申请号GB19480020112-传众专利搜索

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发明名称	Improvements in or relating to apparatus for reproducing letters by photographic methods
摘要
申请公布号	GB665889(A)	申请公布日期	1952.01.30
申请号	GB19480020112	申请日期	1948.07.28
申请人	THE MINISTER OF SUPPLY	发明人	CHEETHAM CLIFFORD
分类号	B41B17/10	主分类号	B41B17/10
代理机构		代理人
主权项
地址

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