| Patents Granted on 1878-??-?? |
Patents 1 -
15
of 640
      |
| Number | Date | Patentee | Title | Type |
| CA-8,291 | Jan. 01, 1878 | H. Fairgrieve | Improvement on steam engine valves | |
| CA-8,343 | Jan. 01, 1878 | W. Mennie, B.F. Olmsted | Improvements in steam engines | |
| CA-8,524 | Jan. 01, 1878 | W. Stafford | Improvements on steam engine lubricators | |
| 198,759 | Jan. 01, 1878 | H.U. Upjohn | Shaft-Coupling Fulcrum | combination tools |
| 198,763 | Jan. 01, 1878 | Z. Cook | Improvement in bench-dogs | bench stops |
| 198,772 | Jan. 01, 1878 | W.Z. Marsh | Improvement in Weather-Board Gages | clapboard markers |
| 198,777 | Jan. 01, 1878 | W.T. Nicholson | File Handle | tool handles |
| 198,780 | Jan. 01, 1878 | S. Swartz, J.R. Cross | Improvement in wood-bending machines | wood bending machines |
| 198,825 | Jan. 01, 1878 | C.W. Thompson | Improvement in barrel-hoop machines | hoop making machines |
| 198,845 | Jan. 01, 1878 | W.H. Haskins | Improvement in machines for reducing wood to pulp for paper | wood grinding machines |
| 198,857 | Jan. 01, 1878 | H.L. Shaler | Improvement in Augers | auger bits |
| 198,909 | Jan. 01, 1878 | F.T. Ward, T. Bedworth | Improvement in Spirit Levels | levels |
| 198,932 | Jan. 08, 1878 | W.E. Edwards, F.J. Gracier | Improvements in bellows-nozzles | fireplace tools |
| 198,935 | Jan. 08, 1878 | W.L. Gilchrist | Improvement in screw drivers | screwdriver blades |
| 198,945 | Jan. 08, 1878 | J.M. Johnson | Improvement in collapsible screw-taps | taps and dies |
