Improvements in or relating to tyre grooving machines,申请号GB19340009884-传众专利搜索

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发明名称	Improvements in or relating to tyre grooving machines
摘要
申请公布号	GB426748(A)	申请公布日期	1935.04.09
申请号	GB19340009884	申请日期	1934.03.29
申请人	GEORGE MACKINTOSH HUTCHESON	发明人
分类号	B29D30/68	主分类号	B29D30/68
代理机构		代理人
主权项
地址

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