| Patents Granted on 1875-04-__ |
Patents 1 -
15
of 72
      |
| Number | Date | Patentee | Title | Type |
| CA-4,543 | Apr. 01, 1875 | T. Hodgson | Circular saw guard | woodworking machine safety guards |
| RE6,367 | Apr. 06, 1875 | E. Hersey | Improvement in machines for cutting the heads and bottoms of wood boxes | box making machines |
| 161,600 | Apr. 06, 1875 | O.P. Doray | Improvement in machines for making rope molding | rope and spiral cutting machines |
| 161,609 | Apr. 06, 1875 | T. Hagerty | Improvement in Bench Planes | planes |
| 161,682 | Apr. 06, 1875 | L.L. Hepburn | Cartridge-Loading Implement | cartridge tools |
| 161,690 | Apr. 06, 1875 | T.C. Lawrence | Improvement in miter-boxes | miter boxes |
| 161,701 | Apr. 06, 1875 | J.E. Norwood | Improvement in Bench Planes | rabbet planes |
| 161,706 | Apr. 06, 1875 | A.D. Ruff | Improvement in Chucks for Making Swelled Tenons | tenoning machines |
| 161,726 | Apr. 06, 1875 | G.E. Woodbury | Improvement in planing-machines | wood planers |
| 161,746 | Apr. 06, 1875 | W.E. Brock | Improvement in lumber | |
| 161,749 | Apr. 06, 1875 | G.F. Buss, C. Buss | Improvement in planing-machines | wood planers |
| 161,755 | Apr. 06, 1875 | W.R. Clough | Improvement in wire corkscrews | cork easers |
| 161,810 | Apr. 06, 1875 | J.H. Millspaugh | Improvement in machines for relishing tenons and cutting wedges | tenoning machines |
| 161,818 | Apr. 06, 1875 | G.W. Parker | Improvement in machines for tenoning chair-rounds | chair maker |
| 161,820 | Apr. 06, 1875 | W. Picken, M. Picken | Improvement in Vises | bench vises |
