| Number | Name | Date | Kind |
|---|---|---|---|
| D270655 | Collins | Sep 1983 | |
| 377926 | Brokhahne et al. | Feb 1888 | |
| 1121289 | Robertson | Dec 1914 | |
| 4030194 | Hendricks | Jun 1977 |
| Entry |
|---|
| Futura, Drop Point Lock Back Models 6000.fwdarw.6002. |
| Matthews Cutlery catalog, (p. 2) Eagle Brand Knife labelled as #1 priced $19.95. |
| Frontier brochure dated 1/1/1983; Diamondbrite Lock Back Model P-IV. |
| Frontier brochure; Double-Eagle Lock Back Model 4515 & Drop-Point Caping Knife #425. |