| All Patents in class 408/61 |
Patents 1 -
14
of 14
      |
| Number | Date | Patentee | Title | Type |
| 92,983 | Jul. 27, 1869 | W.C. Marr | Improvement in combined drill and saw-gummer | saw gummers |
| 142,511 | Sep. 02, 1873 | S.W. Putnam, Jr. | Improvement in machines for tapping nuts | nut or bolt making machines |
| 188,773 | Mar. 27, 1877 | M. Bray | Improvement in machines for drilling the shanks of rivets | rivet making machines |
| 194,962 | Sep. 11, 1877 | L. Field | Screw Cutting Machines | screw machines |
| 493,191 | Mar. 07, 1893 | M.F. Smith | Machine for Finishing Bores of Large Gun Tubes or Cannon | cannons |
| 1,076,947 | Oct. 28, 1913 | E.P. Bullard, Jr. | Cutting Lubricant Attachment for Machine Tools | metalworking machine mechanisms |
| 1,398,338 | Nov. 29, 1921 | J.F. Mirrielees | Lubricating device for drill-presses and the like | drill presses |
| 1,486,155 | Mar. 11, 1924 | A.M. Morgan | Bung-hole reamer | cooper |
| 1,727,606 | Sep. 10, 1929 | H.M. Norris, D.C. Klausmeyer | Constant Drive Radial Drill | radial drill presses |
| 2,271,717 | Feb. 03, 1942 | A.A. Schwartz | Countersinking and blind drilling machine | drilling and boring |
| 2,679,772 | Jun. 01, 1954 | W.J. Blazek | Wet reamer | vehicle mechanic |
| 3,204,492 | Sep. 07, 1965 | R.G. Spreen | Method of Drilling | drill presses |
| 3,868,195 | Feb. 25, 1975 | R.F. Newton, F.A. Anderson | Coolant System for Machine Tool | coolant apparatus |
| 4,890,421 | Jan. 02, 1990 | K.S. Barney, W.R. Moore, Jr. | Automatic Measurement System | measuring tools |
