发明名称 Automatic timing device of sprinkling fish meal for fishpond
摘要 An automatic feeding device for sprinkling fish meal into a fishpond uses a ship, which moves along a designed track, has a blower which sprinkles fish meal quantitatively into the fishpond.
申请公布号 US5076215(A) 申请公布日期 1991.12.31
申请号 US19910640826 申请日期 1991.01.14
申请人 YANG, NING C. 发明人 YANG, NING C.
分类号 A01K61/02 主分类号 A01K61/02
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