Improvements in drafting and like machines,申请号GB19450022654-传众专利搜索

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发明名称	Improvements in drafting and like machines
摘要
申请公布号	GB602184(A)	申请公布日期	1948.05.21
申请号	GB19450022654	申请日期	1945.09.03
申请人	RESEARCH ENGINEERS LIMITED;WALTER ??NALD MATTHEWS;WILFRED STEUART GLADSTONE	发明人
分类号	B43L13/08	主分类号	B43L13/08
代理机构		代理人
主权项
地址

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