Citada por|
| US4824171 | 17 Mar 1988 | 25 Abr 1989 | | Collapsible beach chair | | US4842329 | 3 Jun 1988 | 27 Jun 1989 | | Portable seat | | US5205610 | 7 Oct 1991 | 27 Abr 1993 | | Folding seat | | US5360257 | 6 Ago 1993 | 1 Nov 1994 | | Folding lumbar support seat | | USD340814 | 30 Sep 1991 | 2 Nov 1993 | FMT Products, Inc. | Stadium seat accessory | | USD360768 | 3 Ago 1994 | 1 Ago 1995 | | Portable seat | | USD367367 | 11 May 1994 | 27 Feb 1996 | | Folding seat with bag carrier combination | | USD377574 | 20 Jul 1995 | 28 Ene 1997 | | Portable chair cushion | | USD421190 | 23 Sep 1996 | 29 Feb 2000 | | Collapsible lower back support | | USD522263 | 18 Ago 2003 | 6 Jun 2006 | Crazy Creek Products, Inc. | Modular collapsible chair | | USD608550 | 16 Feb 2007 | 26 Ene 2010 | Pyramat, LLC | Collapsible seat |
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