|
| US4065029 | 14 Ene 1976 | 27 Dic 1977 | | Valve assembly |
| US4153233 | 20 Jul 1977 | 8 May 1979 | Etablissements Genoud & Cie | Valve for disposable gas lighter |
| US4927747 | 24 Abr 1989 | 22 May 1990 | Tokai Corp. | Noncontrolling type valve |
| US5083916 | 31 Ene 1990 | 28 Ene 1992 | Glen Co. Enterprises, Inc. | Fuel combustion apparatus and method |
