| Patents Granted on 1872-04-23 |
Patents 1 -
15
of 20
      |
| Number | Date | Patentee | Title | Type |
| 125,891 | Apr. 23, 1872 | H.N. Hamilton | Improvement in Locomotives | steam engines |
| 125,899 | Apr. 23, 1872 | A.C. Martin | Improvement in Handles for Crosscut Saws | crosscut saw handles |
| 125,907 | Apr. 23, 1872 | D. Renshaw | Improvement in Steam-Generators | stationary boilers |
| 125,931 | Apr. 23, 1872 | A.W. Brinkerhoff | Improvement in Hand Corn Husker | corn huskers |
| 125,948 | Apr. 23, 1872 | A.S. Gear | Oscillating spindle sander | foundryman |
| 125,949 | Apr. 23, 1872 | A.S. Gear | Improvement in machines for working stone | |
| 125,975 | Apr. 23, 1872 | C.B. Morehous | Improvement in sawing-machines | firewood machines |
| 125,980 | Apr. 23, 1872 | S. North | Improvement in Screw Cutting Devices | wood threading machines |
| 125,984 | Apr. 23, 1872 | H. Peterson | Improvement in band-saw mills | band sawmills |
| 126,013 | Apr. 23, 1872 | H.G. Brown | Improvement in Wrenches | wrench handle components |
| 126,033 | Apr. 23, 1872 | J.D. Culver | Improvement in sawing-machines | drag saws |
| 126,037 | Apr. 23, 1872 | G.W. Dodson | Coffee Roaster | coffee roasters |
| 126,041 | Apr. 23, 1872 | J.S. Elliott, J.F. Wood | Method of making stone for grinding wood-pulp | |
| 126,042 | Apr. 23, 1872 | J.S. Elliott, J.F. Wood | Improvement in composition-stone frames for hot-air registers | |
| 126,044 | Apr. 23, 1872 | P. Etches, J.D. Wilson | Improvement in feed apparatus for saw-mills | sawmill feed works |
