|
| US4017331 | 12 févr. 1976 | 12 avr. 1977 | | Swimming pool cleaning apparatus |
| US4030148 | 17 mai 1976 | 21 juin 1977 | | Swimming pool surface cleaning device |
| US4178949 | 26 mai 1978 | 18 déc. 1979 | | Rotating wear rings for swimming pool whip hoses |
| US4281995 | 7 mars 1977 | 4 août 1981 | | Automatic pool cleaners |
| US4289155 | 11 mai 1980 | 15 sept. 1981 | Anthony Pools, Div. of Anthony Indus. | Apparatus for cleaning a swimming pool |
| US4393526 | 23 nov. 1981 | 19 juil. 1983 | | Pool cleaning apparatus |
| US4640784 | 29 juil. 1985 | 3 févr. 1987 | Cant Investments Pty. Limited | Method and apparatus for cleaning swimming pools |
| US4749478 | 7 nov. 1986 | 7 juin 1988 | Spooner EST | Cleaning unit for collecting debris in a swimming pool |
| US4776954 | 7 nov. 1986 | 11 oct. 1988 | Spooner EST | Apparatus for cleaning a body of liquid |
| US4778599 | 7 nov. 1986 | 18 oct. 1988 | Spooner Est | Cleaning of a body of liquid by surface agitation |
| US4839063 | 7 nov. 1986 | 13 juin 1989 | Spooner Est | Cleaning of a body of liquid |
| US6119707 | 19 juin 1998 | 19 sept. 2000 | | Octosquirt pool sweep cleaner |
| US6645375 | 26 avr. 2002 | 11 nov. 2003 | | Flexible power conduit for automatic pool cleaners |
| US6808135 | 29 mai 2003 | 26 oct. 2004 | L & L Pallet Supply, Inc. | Fluid-filled weight, particularly suited for use in irrigation systems |
| US7296308 | 30 juin 2004 | 20 nov. 2007 | | Swimming pool water circulator |
