TWO-WAY PLOW ROLL-OVER MECHANISM,申请号USD3517749-传众专利搜索

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发明名称	TWO-WAY PLOW ROLL-OVER MECHANISM
摘要
申请公布号	US3517749(A)	申请公布日期	1970.06.30
申请号	USD3517749	申请日期	1967.03.09
申请人	IRWIN J. CALLAHAN	发明人	IRWIN J. CALLAHAN
分类号	A01B3/421;(IPC1-7):A01B3/40	主分类号	A01B3/421
代理机构		代理人
主权项
地址

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