发明名称 Plural receptacle filtering litter box system
摘要 A system for retaining and filtering animal litter. The inventive device includes a plurality of nested receptacles for containing the litter. A screen insert is removably positioned within a corner of the receptacle to permit filtering of the litter during pouring thereof into another receptacle. A cover assembly is coupled to an uppermost one of the receptacles to preclude projection of litter therefrom by a pet.
申请公布号 US5499610(A) 申请公布日期 1996.03.19
申请号 US19940357852 申请日期 1994.12.16
申请人 BRUNER, DENNIS R.;BATAGIANIS, DONNA L. 发明人 BRUNER, DENNIS R.;BATAGIANIS, DONNA L.
分类号 A01K1/01;(IPC1-7):A01K1/035 主分类号 A01K1/01
代理机构 代理人
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