Improvements in or relating to the sharpening of lawn mowers or like cutting machines,申请号GB19290022422-传众专利搜索

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发明名称	Improvements in or relating to the sharpening of lawn mowers or like cutting machines
摘要
申请公布号	GB336025(A)	申请公布日期	1930.10.09
申请号	GB19290022422	申请日期	1929.07.22
申请人	JOHN PAUL;JAMES SINCLAIR	发明人
分类号	B24B3/42	主分类号	B24B3/42
代理机构		代理人
主权项
地址

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