| Patents for H. P. Denison |
Patents 1 -
10
of 10
      |
| Number | Date | Patentee | Title | Type |
| 357,781 | Feb. 15, 1887 | H.A. Moyer | Spring-vehicle | |
| 361,446 | Apr. 19, 1887 | A. Patterson | Combination Tool | combination tools |
| 368,055 | Aug. 09, 1887 | J.T. Bon | Folding table | desks and tables |
| 385,692 | Jul. 10, 1888 | R.H. Arnold, E.S. Staples | Automatic damper | steam heating |
| 422,357 | Feb. 25, 1890 | W.E. Kane, F.T. Weidaw | Filter | |
| 422,358 | Feb. 25, 1890 | W.E. Kane, F.T. Weidaw | Hub-boring machine | wheelwright |
| 428,890 | May 27, 1890 | J. Carr | Key Seat Ruler | rule attachments |
| 434,210 | Aug. 12, 1890 | G.W. Smith | Sand-paper head | sanding machines |
| 467,732 | Jan. 26, 1892 | J. Carr | Surface Gauge | surface gauges |
| 486,407 | Nov. 15, 1892 | W.E. Kane | Hub-boring machine | wheelwright |
