发明名称 Pond fertilizing apparatus
摘要 An apparatus for dispensing a fertilizer in a pond which includes a floatation structure that has a receiver positioned therebelow. A funnel shaped opening is provided in the floatation structure through which fertilizer is dumped to deposit the fertilizer in the receiver wherein it is dissolved by water flow between the bottom of the floatation structure and the received.
申请公布号 US5143020(A) 申请公布日期 1992.09.01
申请号 US19910767508 申请日期 1991.09.30
申请人 PATRICK, JOSEPH H. 发明人 PATRICK, JOSEPH H.
分类号 A01C21/00;A01K63/04 主分类号 A01C21/00
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