Referenced by|
| US4342465 | 25 Aug 1980 | 3 Aug 1982 | | Safety walker | | US5451093 | 11 Mar 1994 | 19 Sep 1995 | Item New Product Development, Inc. | Spring-mounted infant seat | | US5706845 | 14 Feb 1997 | 13 Jan 1998 | | Walker adapter | | US6425842 | 5 Sep 2000 | 30 Jul 2002 | Mattel, Inc. | Child activity device | | US6434768 | 24 Aug 2001 | 20 Aug 2002 | Mattel, Inc. | Collapsible play yard | | US7044892 | 5 Apr 2002 | 16 May 2006 | Mattel, Inc. | Child activity device | | US8146992 | 27 Jul 2009 | 3 Apr 2012 | The United States of America as represented by the Secretary of the Navy | Turret seat | | US8146993 | 31 Jul 2009 | 3 Apr 2012 | The United States of America as represented by the Secretary of the Navy | Rotatable seat assembly |
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