发明名称 Bird trap and cat feeder
摘要 A bird trap and cat feeder for catching birds and feeding the birds to a cat. The trap designed to catch birds the size of a sparrow while releasing smaller song birds, wrens, swallows, or the like. The feeder providing means for continuously supplying a cat or neighborhood cats with sparrows to eat.
申请公布号 US4150505(A) 申请公布日期 1979.04.24
申请号 US19770822683 申请日期 1977.08.08
申请人 VOELKER, LEO O 发明人 VOELKER, LEO O
分类号 A01M23/04;(IPC1-7):A01M23/04;A01K39/01 主分类号 A01M23/04
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