Spacing balance wheel for disk harrows and disk plows,申请号US19360074138-传众专利搜索

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发明名称	Spacing balance wheel for disk harrows and disk plows
摘要
申请公布号	US2074418(A)	申请公布日期	1937.03.23
申请号	US19360074138	申请日期	1936.04.13
申请人	CHARLES OPOLO	发明人	OPOLO CHARLES
分类号	A01B23/06	主分类号	A01B23/06
代理机构		代理人
主权项
地址

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