Improvements in and relating to potter-bucky diaphragms for x-ray photography,申请号GB19370002781-传众专利搜索

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发明名称	Improvements in and relating to potter-bucky diaphragms for x-ray photography
摘要
申请公布号	GB479389(A)	申请公布日期	1938.02.04
申请号	GB19370002781	申请日期	1937.01.30
申请人	THE BRITISH THOMSON-HOUSTON COMPANY LIMITED	发明人
分类号	G21K1/02	主分类号	G21K1/02
代理机构		代理人
主权项
地址

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