APPARATUS FOR DETERMINING FEEDING RATE OF GRAIN DRILLS OR THE LIKE,申请号USD3475966-传众专利搜索

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发明名称	APPARATUS FOR DETERMINING FEEDING RATE OF GRAIN DRILLS OR THE LIKE
摘要
申请公布号	US3475966(A)	申请公布日期	1969.11.04
申请号	USD3475966	申请日期	1968.04.19
申请人	DAVID P. WITTEMAN	发明人	DAVID P. WITTEMAN
分类号	A01C7/10;(IPC1-7):G01F11/00;G01F23/00	主分类号	A01C7/10
代理机构		代理人
主权项
地址

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