Improvements in or relating to sliding brackets, particularly for photographic enlargers and like optical projection apparatus,申请号GB19460031972-传众专利搜索

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发明名称	Improvements in or relating to sliding brackets, particularly for photographic enlargers and like optical projection apparatus
摘要
申请公布号	GB618371(A)	申请公布日期	1949.02.21
申请号	GB19460031972	申请日期	1946.10.28
申请人	GEORGE HANCOCK REID	发明人
分类号	G03B27/56	主分类号	G03B27/56
代理机构		代理人
主权项
地址

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