Improvements in or relating to multi-speed gear boxes,申请号GB19490015342-传众专利搜索

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发明名称	Improvements in or relating to multi-speed gear boxes
摘要
申请公布号	GB674902(A)	申请公布日期	1952.07.02
申请号	GB19490015342	申请日期	1949.06.09
申请人	THE BIRMINGHAM SMALL ARMS COMPANY LIMITED;ARTHUR GOLLAND LUPTON	发明人
分类号	B62M25/00;F16H3/08	主分类号	B62M25/00
代理机构		代理人
主权项
地址

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