Patent Grant
D412857
| Number | Name | Date | Kind |
|---|---|---|---|
| D224663 | De Jong | Aug 1972 | |
| D280185 | Wright | Aug 1985 | |
| D301553 | Makofsky et al. | Jun 1989 | |
| D332226 | Hutchens et al. | Jan 1993 | |
| D355134 | Kennedy | Feb 1995 | |
| D401169 | Smith | Nov 1998 | |
| 1270074 | Veenstra | Jun 1918 | |
| 1585563 | Schlattau | May 1926 | |
| 2308206 | Poland | Jan 1943 | |
| 2789363 | Miley | Apr 1957 | |
| 2877555 | Visockis, Jr. | Mar 1959 | |
| 3522657 | Metrulis | Aug 1970 | |
| 3897637 | Genho | Aug 1975 | |
| 5182863 | Rando | Feb 1993 | |
| 5519942 | Webb | May 1996 | |
| 5531031 | Green | Jul 1996 | |
| 5561911 | Martin | Oct 1996 | |
| 5575073 | Von Wedemayer | Nov 1996 | |
| 5594993 | Tager et al. | Jan 1997 |
