| Patents for National-Acme Mfg. Co. |
Patents 1 -
8
of 8
      |
| Number | Date | Patentee | Title | Type |
| 530,179 | Dec. 04, 1894 | R. Hakewessell | Screw-making machine | screw machines |
| 530,180 | Dec. 04, 1894 | E.C. Henn | Screw-making machine | screw machines |
| 975,728 | Nov. 15, 1910 | O.A. Smith | Nut Feed for Tapping Machine | |
| 1,021,848 | Apr. 02, 1912 | B. Rindfleisch | Floating tool-holder | milling machine tools |
| 1,085,800 | Feb. 03, 1914 | W. Crandall | Box-tool | lathe tools |
| 1,092,462 | Apr. 07, 1914 | E. Trobeck | Multiple-spindle screw machine | screw machines |
| 1,187,618 | Jun. 20, 1916 | G.O. Gridley | Metal-turning tool | metal lathe accessories and attachments |
| 1,256,180 | Feb. 12, 1918 | O.A. Smith | Drill-machine | drill presses |
