| Patents for Alexander K. Rider |
Patents 1 -
15
of 23
      |
| Number | Date | Patentee | Title | Type |
| 35,176 | May 06, 1862 | A.K. Rider | Cut-Off Valve | steam engine valves |
| 89,344 | Apr. 27, 1869 | A.K. Rider | Pump Valve | pump valves |
| 111,087 | Jan. 17, 1871 | A.K. Rider | Hot Air Engine | hot air engines |
| 111,088 | Jan. 17, 1871 | A.K. Rider | Air Engine | hot air engines |
| 120,325 | Oct. 24, 1871 | A.K. Rider | Improvement in Air Engines | hot air engines |
| 128,979 | Jul. 16, 1872 | A.K. Rider | Improvement in Air Engines | hot air engines |
| 141,382 | Jul. 29, 1873 | A.K. Rider | Door-Hangers | door and window hardware |
| 158,525 | Jan. 05, 1875 | A.K. Rider | Air-Vacuum Engines | hot air engines |
| 167,568 | Sep. 07, 1875 | A.K. Rider | Air Engine | hot air engines |
| 180,641 | Aug. 01, 1876 | A.K. Rider | Chills for Casting | foundry machines |
| 201,449 | Mar. 19, 1878 | A.K. Rider | Drill Grinder | drill grinders |
| 205,906 | Jul. 09, 1878 | A.K. Rider | Roller Attachments for Sliding Doors | door and window hardware |
| 206,356 | Jul. 23, 1878 | A.K. Rider | Air Engine | hot air engines |
| 220,309 | Oct. 07, 1879 | A.K. Rider | Hot Air Engine | hot air engines |
| CA-11,593 | Aug. 02, 1880 | A.K. Rider | Perfectionnements aux Machines a Air Chaud | hot air engines |
