Citada por|
| US4193142 | 25 Sep 1978 | 18 Mar 1980 | | Child's toilet apparatus | | US5077840 | 28 Mar 1990 | 7 Ene 1992 | | Channelling apparatus for a toilet | | US5129111 | 7 Feb 1990 | 14 Jul 1992 | | Inflatable child's toilet | | US5779306 | 21 Nov 1996 | 14 Jul 1998 | | Modular chair construction |
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