| Number | Name | Date | Kind |
|---|---|---|---|
| 465222 | Ulbricht | Dec 1891 | |
| 553485 | Earl | Jan 1896 | |
| 753048 | Des Moineaux | Feb 1904 | |
| 1219857 | Parkhurst | Mar 1917 | |
| 1792837 | Harrison | Feb 1931 | |
| 2155913 | Thompson et al. | Apr 1939 | |
| 2358682 | Benton et al. | Sep 1944 | |
| 2411319 | Duarte | Nov 1946 | |
| 2506227 | Lindsey | May 1950 | |
| 2570538 | Fincher et al. | Oct 1951 | |
| 2583476 | Davidson | Jan 1952 | |
| 2600445 | Sundstrand | Jun 1952 | |
| 2759758 | Yancey | Aug 1956 | |
| 2790437 | Moore | Apr 1957 | |
| 2819110 | Redmon | Jan 1958 | |
| 3001320 | Sonner, Jr. | Sep 1961 | |
| 3219376 | Peters | Nov 1965 | |
| 3287845 | Smith | Nov 1966 | |
| 3667798 | Rusztowicz | Jun 1972 | |
| 3669487 | Roberts et al. | Jun 1972 | |
| 3844599 | Burian | Oct 1974 | |
| 3930329 | Burkhardt | Jan 1976 | |
| 4037868 | Baker | Jul 1977 | |
| 4148512 | Pendlebury | Apr 1979 | |
| 4289109 | D'Andrade | Sep 1981 | |
| 4559853 | Oye | Dec 1985 | |
| 4645253 | Hogden, Sr. et al. | Feb 1987 | |
| 4662667 | Gilligan et al. | May 1987 |
| Number | Date | Country |
|---|---|---|
| 510094 | Feb 1955 | CAX |
| Entry |
|---|
| Product Catalog, p. 9 (bottom), Tempress Inc., published Jul. 1987. |