发明名称 Cat litter box
摘要 A cat litter box is provided, comprising four side walls connected in a rectangular shape, a rounded top edge, two hinged bottom trap doors, and protective edges connected to the bottom trap doors to keep litter from emptying when the doors are closed. The cat litter box has particular utility in connection with quickly and completely emptying all litter contents from the box through the bottom trap doors when the cat litter box is lifted.
申请公布号 US7082892(B1) 申请公布日期 2006.08.01
申请号 US20030441291 申请日期 2003.05.15
申请人 FRASER PATTI F;FRASER KELLY J 发明人 FRASER PATTI F.;FRASER KELLY J.
分类号 A01K29/00 主分类号 A01K29/00
代理机构 代理人
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