Number | Name | Date | Kind |
---|---|---|---|
2920351 | Hardesty et al. | Jan 1960 | A |
4149765 | Mortelmans | Apr 1979 | A |
4384688 | Smith | May 1983 | A |
4607431 | Gay | Aug 1986 | A |
4976031 | Miller | Dec 1990 | A |
5063673 | Webster | Nov 1991 | A |
RE34358 | Miller | Aug 1993 | E |
5490641 | Worthing | Feb 1996 | A |
5544417 | Atos et al. | Aug 1996 | A |
6116349 | Wilson | Sep 2000 | A |
6301866 | Marshall et al. | Oct 2001 | B1 |
D463722 | Robson | Oct 2002 | S |
D483236 | Martin et al. | Dec 2003 | S |
6742263 | Ellson et al. | Jun 2004 | B2 |
D530163 | Xue-Feng | Oct 2006 | S |
Number | Date | Country |
---|---|---|
1 229 442 | Apr 1971 | GB |
1 311 118 | Mar 1973 | GB |
WO 9203368 | Mar 1992 | WO |