Patent Grant
D378339
| Number | Name | Date | Kind |
|---|---|---|---|
| 494520 | Boyd | Mar 1893 | |
| 930450 | Zinow | Aug 1909 | |
| 1389927 | Ball | Sep 1921 | |
| 1603618 | McClellan | Oct 1926 | |
| 1892119 | Thompson | Dec 1932 | |
| 2796107 | Schwaiger | Jun 1957 | |
| 2815787 | Podell | Dec 1957 | |
| 2982160 | Little | May 1961 | |
| 3034611 | Zenzic | May 1962 | |
| 3464306 | Reynolds et al. | Sep 1969 | |
| 3603132 | Holmes | Oct 1969 | |
| 3698278 | Trembley | Oct 1972 | |
| 3763725 | Reiland | Oct 1973 | |
| 3920338 | Dahl | Nov 1975 | |
| 4184245 | Mattingly, Jr. | Jan 1980 | |
| 4227990 | Hall | Jul 1981 | |
| 4408936 | Williamson | Oct 1983 | |
| 4682520 | Gray | Jul 1987 | |
| 4967624 | Farris | Nov 1990 | |
| 5027627 | Derman | Jul 1991 | |
| 5117918 | Yamada et al. | Jun 1992 | |
| 5148727 | Williamson | Sep 1992 |
| Number | Date | Country |
|---|---|---|
| 93743 | Apr 1959 | NOX |
