| Number | Date | Country | Kind |
|---|---|---|---|
| 548.521-528 | Mar 1989 | ATX |
| Number | Name | Date | Kind |
|---|---|---|---|
| 1363809 | Payne | Dec 1920 | |
| 2324125 | Van Horn et al. | Jul 1943 | |
| 3630119 | Perrine | Dec 1971 | |
| 4640036 | Gal | Feb 1987 |
| Entry |
|---|
| Gun World, Aug. 1988, p. 3, Semi-Automatic Guns, Items A and B-Item A at top of page, Item B at bottom of page. |