| Patents for Harry C. Clay |
Patents 1 -
15
of 57
      |
| Number | Date | Patentee | Title | Type |
| CA-51,991 | Apr. 16, 1896 | H.C. Clay | Soupape | steam engine valves |
| 612,213 | Oct. 11, 1898 | H.C. Clay, J.N. Kailor, M.T. Reeves | Pneumatic Stacker | hay or straw stackers |
| D29,894 | Dec. 27, 1898 | H.C. Clay | Separator or Clover Tooth Huller | corn and grain separators |
| D30,967 | Jun. 06, 1899 | H.C. Clay | Wheel | traction engine wheels |
| 633,282 | Sep. 19, 1899 | H.C. Clay | Traction Wheel | traction engine wheels |
| 635,024 | Oct. 17, 1899 | H.C. Clay, J.N. Kailor, M.T. Reeves | Gear Casing | industrial machine gearing |
| 641,762 | Jan. 23, 1900 | H.C. Clay | Compound Engine | steam engines |
| 660,181 | Oct. 23, 1900 | H.C. Clay | Straw Burning Furnace | traction engine boilers |
| 673,859 | May 14, 1901 | H.C. Clay | Reversing Valve Gear | reversing gear |
| 674,625 | May 21, 1901 | H.C. Clay | Connecting Rod | traction engine connecting rods |
| 677,338 | Jul. 02, 1901 | H.C. Clay | Cross Head | steam cross heads |
| 683,170 | Sep. 24, 1901 | H.C. Clay | Separator Tooth | corn and grain separators |
| 685,107 | Oct. 22, 1901 | H.C. Clay | Means for Supporting and Adjusting Concaves | corn and grain separators |
| 703,042 | Jun. 24, 1902 | H.C. Clay | Straw Burning Furnace | traction engine boilers |
| 724,438 | Apr. 07, 1903 | H.C. Clay | Steam and Governor Connection for Twin Engines | steam traction engines |
