| Number | Name | Date | Kind | 
|---|---|---|---|
| D286233 | Schreiner | Oct 1986 | |
| D321447 | Newhouse | Nov 1991 | |
| D370571 | Newhouse et al. | Jun 1996 | |
| D377873 | Floetotto | Feb 1997 | |
| D388981 | Gongora et al. | Jan 1998 | |
| D389336 | Moore | Jan 1998 | |
| D389667 | Moore | Jan 1998 | |
| 581127 | McCorkle | Apr 1897 | |
| 1528855 | Smith | Mar 1925 | |
| 1911959 | Kern et al. | May 1933 | |
| 2090176 | Besancon | Aug 1937 | |
| 2153422 | Kroman | Apr 1939 | |
| 2305244 | Erickson | Dec 1942 | |
| 2520490 | Boward | Aug 1950 | |
| 3160283 | Lachance | Dec 1964 | |
| 3464372 | Fiterman et al. | Sep 1969 | |
| 4605988 | Nienhuis et al. | Aug 1986 | |
| 4852500 | Ryburg et al. | Aug 1989 | |
| 4914873 | Newhouse | Apr 1990 | |
| 4938366 | Carroll | Jul 1990 | |
| 5009335 | Jonker | Apr 1991 | |
| 5024167 | Hayward | Jun 1991 | |
| 5120117 | Williams | Jun 1992 | |
| 5289926 | Lewis et al. | Mar 1994 | |
| 5317977 | Omessi | Jun 1994 | |
| 5357873 | Hilton | Oct 1994 | |
| 5473994 | Foley et al. | Dec 1995 | |
| 5609112 | Meyer et al. | Mar 1997 | |
| 5673632 | Sykes | Oct 1997 | |
| 5694862 | Grubb | Dec 1997 | 
| Number | Date | Country | 
|---|---|---|
| 1 221 737 | Jun 1960 | FRX | 
| 92 04 035 | Jun 1992 | DEX | 
| 2 204 479 | Nov 1988 | GBX | 
| Entry | 
|---|
| US Ser. No. 29/071,761, filed Jun. 6, 1997. | 
| US Ser. No. 08/890914, filed Jul. 10, 1997. | 
| US Ser. No. 29/073261, filed Oct. 28, 1997. | 
| US Provisional No. 60/019407, filed Jun. 7, 1996. | 
| US Ser. No. 60/019425, filed Jun. 7, 1996. | 
| PCT/US97?10701, filed Jun. 5, 1997. | 
| PCT/US97/10572, filed Jun. 5, 1997. | 
| US Ser. No. 08/870789, filed Jun. 6, 1997. | 
| US Ser. No. 29/071758, filed Jun. 6, 1997. | 
| Seven sheets of drawings from copending Serial No. 08/870 789 filed Jun. 6, 1997. | 
| Ten sheets of drawings from copending Serial No. 08/890 914 filed Jul. 10, 1997. | 
| Four sheets of drawings from provisional Serial No. 60/019 407 filed Jun. 7, 1997. |