Improvements in an earth cutting tooth,申请号GB19490004257-传众专利搜索

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发明名称	Improvements in an earth cutting tooth
摘要
申请公布号	GB662063(A)	申请公布日期	1951.11.28
申请号	GB19490004257	申请日期	1949.02.16
申请人	HARNISCHFEGER CORPORATION	发明人
分类号	E02F3/76	主分类号	E02F3/76
代理机构		代理人
主权项
地址

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