| Patents for N. W. Stearns |
Patents 1 -
15
of 28
      |
| Number | Date | Patentee | Title | Type |
| 39,173 | Jul. 07, 1863 | F. Robbins | Improved chuck for turning staves | wood lathe chucks |
| 39,562 | Aug. 18, 1863 | J.B. Francis | Improvement in shaft-bearings | turbine water wheels |
| 39,782 | Sep. 01, 1863 | T. Smith, J.A. Stafford | Improved Machine for Grinding Half Round Files | files |
| 42,560 | May 03, 1864 | J.C. Chapman | Ratchet Drill | ratchet drills |
| 43,150 | Jun. 14, 1864 | W. Woodbury | Improved tackle for fore and aft sails | boats and ships |
| 45,693 | Jan. 03, 1865 | A.H. Brainard | Vise | |
| RE1,881 | Feb. 21, 1865 | M.D. Whipple | Improvement in Machines for Cutting Files | making files |
| 59,567 | Nov. 13, 1866 | L.H. Dwelley | Improvement in machines for making plugs for barrels | bung making machines |
| 60,155 | Dec. 04, 1866 | R.W. Drew | Turning Lathe | metal lathes |
| 62,618 | Mar. 05, 1867 | L.H. Dwelley | Improvement in wood-turning lathe | spool or bobbin machines |
| D3,130 | Jul. 28, 1868 | Q.S. Backus | Design for a vise | bench vises |
| 82,583 | Sep. 29, 1868 | Q.S. Backus | Improved chuck-drill | drill bits |
| 90,907 | Jun. 01, 1869 | S. Wilmarth | Improved Planing Machine | metal planers |
| 104,645 | Jun. 21, 1870 | F. Reed | Improvement in lathes for making awl-handles | tool making |
| 104,975 | Jul. 05, 1870 | D. McAllaster | Improvement in miter-boxes and miter-saws | miter boxes |
