| Patents Granted on 1870-03-15 |
Patents 1 -
15
of 20
      |
| Number | Date | Patentee | Title | Type |
| RE3,878 | Mar. 15, 1870 | A.P. Barlow | Muley-saw mill | reciprocating sawmills |
| RE3,879 | Mar. 15, 1870 | I.T. Payne | Improvement in Augers | auger bits |
| 100,722 | Mar. 15, 1870 | J.H. Butler | Improvement in machine for sawing lath | lath making machines |
| 100,740 | Mar. 15, 1870 | N. Evinger | Corn Husker | corn huskers |
| 100,752 | Mar. 15, 1870 | T. Grundmann | Beer Cooler | |
| 100,757 | Mar. 15, 1870 | L. Hart | pocket screwdriver | combination tools |
| 100,772 | Mar. 15, 1870 | D. Kelly | Centerer | drill bits |
| 100,784 | Mar. 15, 1870 | J. Mills, A.G. Waldo | Improvement in circular-saw mill | circular sawmills |
| 100,813 | Mar. 15, 1870 | J. Skipp | Improvement in mortising-machines | mortising machines |
| 100,816 | Mar. 15, 1870 | J. Swan | Machine for Upsetting Cook's Bits | making drills and augers |
| 100,836 | Mar. 15, 1870 | G.F. Almy | Improvement in spoke-lathes | wood lathes |
| 100,848 | Mar. 15, 1870 | M.T. Boult | Improvement in carving wood | carving machines |
| 100,855 | Mar. 15, 1870 | J. Chase | Improvement in wood-turning lathe | wood lathes |
| 100,891 | Mar. 15, 1870 | H.H. Heskett | Improved Lathe for Setting Jewels in Time-Pieces | watchmakers lathes |
| 100,907 | Mar. 15, 1870 | H. Lampert | Improvement in apparatus for working hides | |
