Improvements in and relating to drawing boards,申请号GB19640032968-传众专利搜索

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发明名称	Improvements in and relating to drawing boards
摘要
申请公布号	GB1002673(A)	申请公布日期	1965.08.25
申请号	GB19640032968	申请日期	1964.08.13
申请人	LESLIE REGINALD BLAKE	发明人
分类号	A47B27/02	主分类号	A47B27/02
代理机构		代理人
主权项
地址

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