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| Patents for Detroit Reamer Salvage Co. | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,214,649 | Feb. 06, 1917 | S.A. Cogsdill | Reamer | reamers | |
| 1,267,514 | May 28, 1918 | S.A. Cogsdill | Method of Salvaging Reamers or Like Tools | reamers | |
| 1,403,011 | Jan. 10, 1922 | S.A. Cogsdill | Method of Salvaging Cutting Tools | reamers | |