Improvements in or relating to variable speed gears,申请号GB19570022593-传众专利搜索

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发明名称	Improvements in or relating to variable speed gears
摘要
申请公布号	GB842121(A)	申请公布日期	1960.07.20
申请号	GB19570022593	申请日期	1957.07.17
申请人	EDWARD ERNEST WILKINSON	发明人
分类号	F16H3/56;F16H3/74	主分类号	F16H3/56
代理机构		代理人
主权项
地址

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