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| Patents for Russell Anti-Friction Drill Chuck Co. | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 539,193 | May 14, 1895 | R.M. Russell | Drill-chuck | |
 | CA-51,400 | Feb. 20, 1896 | R.M. Russell | Drill chuck | |
 | 906,938 | Dec. 15, 1908 | R.M. Russell | Drill-chuck | |
 | 1,018,008 | Feb. 20, 1912 | R.M. Russell | Drill-chuck | |