|
| US4715447 | 29 May 1986 | 29 Dic 1987 | | Quick response automatic fire sprinkler head |
| US4757865 | 19 Nov 1986 | 19 Jul 1988 | Star Sprinkler Corporation | Fast response sprinkler head |
| US4991639 | 6 Dic 1989 | 12 Feb 1991 | Whiting Roll-Up Door Mfg. Corp. | Guard members for preventing shifting cargo from intefering with the operation of a roll-up door |
| US5120152 | 25 Jun 1990 | 9 Jun 1992 | | Fusible link |
| US5686878 | 3 Abr 1995 | 11 Nov 1997 | | Temperature sensitive fusible link assembly having cooperating projections and slots |
| US6585054 | 26 May 2000 | 1 Jul 2003 | The Viking Corporation | Fast response sprinkler head and fire extinguishing system |
| US7036603 | 12 May 2003 | 2 May 2006 | The Viking Corporation | Fast response sprinkler head and fire extinguishing system |
| US7290618 | 3 Jun 2005 | 6 Nov 2007 | The Viking Corporation | Fast response sprinkler head and fire extinguishing system |
| US7314093 | 11 Feb 2005 | 1 Ene 2008 | The Viking Corporation | Fast response sprinkler assembly for a fire extinguishing system |
| US7584803 | 21 Mar 2006 | 8 Sep 2009 | Victaulic Company | Sprinkler with motion limited lever |
