Number | Name | Date | Kind |
---|---|---|---|
3615709 | Ford et al. | Oct 1971 | |
3681255 | Wilfore et al. | Aug 1972 | |
3710778 | Cornelius | Jan 1973 | |
3859049 | Ware et al. | Jan 1975 | |
3892058 | Komatsu et al. | Jul 1975 | |
3895093 | Weidenbach et al. | Jul 1975 | |
4109505 | Clark et al. | Aug 1978 | |
4116336 | Sorensen et al. | Sep 1978 | |
4119406 | Clemens | Oct 1978 | |
4171288 | Keith et al. | Oct 1979 | |
4266941 | Sullivan | May 1981 | |
4470520 | Sullivan | Sep 1984 | |
4478222 | Koning et al. | Oct 1984 | |
4535786 | Kater | Aug 1985 | |
4739645 | Drbal | Apr 1988 | |
4759371 | Franetzki | Jul 1988 | |
4786394 | Enzer et al. | Nov 1988 | |
4830013 | Maxwell | May 1989 | |
4871439 | Enzer et al. | Oct 1989 | |
4960708 | Zowtiak et al. | Oct 1990 | |
5046496 | Betts et al. | Sep 1991 | |
5057278 | Maxwell et al. | Oct 1991 | |
5096669 | Lauks et al. | Mar 1992 | |
5165406 | Wong | Nov 1992 | |
5325853 | Morris et al. | Jul 1994 | |
5330634 | Wong et al. | Jul 1994 | |
5365925 | Lee | Nov 1994 |
Number | Date | Country |
---|---|---|
WO 9406019 | Mar 1994 | WOX |
Entry |
---|
U.S. Application Serial No. 07/911,175 to Olstein, filed 12 Aug. 1992. |
U.S. Application Serial No. 08/074,749 to Olstein et al., filed 10 Jun. 1993. |