Subsurface seed and fertilizer planter,申请号US19550521990-传众专利搜索

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发明名称	Subsurface seed and fertilizer planter
摘要
申请公布号	US2845884(A)	申请公布日期	1958.08.05
申请号	US19550521990	申请日期	1955.07.14
申请人	CLAUSING PAUL L;CLAUSING DON P	发明人	CLAUSING PAUL L.;CLAUSING DON P.
分类号	A01C7/00	主分类号	A01C7/00
代理机构		代理人
主权项
地址

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