Earth working machinery,申请号GB19520009780-传众专利搜索

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发明名称	Earth working machinery
摘要
申请公布号	GB719728(A)	申请公布日期	1954.12.08
申请号	GB19520009780	申请日期	1952.04.18
申请人	W. A. RIDDELL CORPORATION	发明人	ROSS GEORGE ELRIDGE
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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