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| US4840343 | 3 Mar 1988 | 20 Jun 1989 | | Quick release seat support | | US5232191 | 11 Sep 1991 | 3 Ago 1993 | Infanti Chair Mfg. Corp. | Detachable game stool assembly | | US5765910 | 5 Ago 1993 | 16 Jun 1998 | | Programmed motion work station | | US5895365 | 11 Dic 1997 | 20 Abr 1999 | | Massaging bedrest cushion | | US8091958 | 26 Jun 2009 | 10 Ene 2012 | Aichi Co., Ltd. | Chair |
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