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Patents for Ross M. Russell | |||||
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Picture | Number | Date | Patentee | Title | |
![]() | 539,193 | May 14, 1895 | R.M. Russell | Drill-chuck | |
![]() | 710,807 | Oct. 07, 1902 | R.M. Russell | Grinding attachment for lathes | |
![]() | 710,808 | Oct. 07, 1902 | R.M. Russell | Grinding attachment for lathes | |
![]() | 906,938 | Dec. 15, 1908 | R.M. Russell | Drill-chuck | |
![]() | 1,018,008 | Feb. 20, 1912 | R.M. Russell | Drill-chuck |