| All Patents in class 137 |
Patents 316 -
330
of 742
      |
| Number | Date | Patentee | Title | Type |
| 808,014 | Dec. 19, 1905 | E.T. Cope | Steam Engine Valve | steam engine valves |
| 813,037 | Feb. 20, 1906 | H.C. Clay | Throttling Governor | steam engine governors |
| 815,114 | Mar. 13, 1906 | R.H. Pascall | Governor for Engines | steam engine governors |
| 816,217 | Mar. 27, 1906 | J. Chambers | Throttle Valve | steam engine valves |
| 817,069 | Apr. 03, 1906 | L. Kaczander | Combined Stop and Check Valve | steam engine valves |
| 818,711 | Apr. 24, 1906 | W.N. Rumely | Steam Engine Governor | traction engine governors |
| 824,564 | Jun. 26, 1906 | P. Mohrdieck | Governor for engines | gas and gasoline engines |
| 829,669 | Aug. 28, 1906 | G.G. Porter | Device for governing the flow of fluids | |
| 832,265 | Oct. 02, 1906 | C.W. Manzel | Lubricating Device | tool lubricators |
| 833,632 | Oct. 16, 1906 | W.H. Ridgway | Steam hydraulic hoist | hoists, winches, come-alongs |
| 846,213 | Mar. 05, 1907 | L. Kassander | Boiler Check Valve | feedwater apparatus |
| 846,307 | Mar. 05, 1907 | F.G. Hobart | Gas Engine Regulating Valve | internal combustion engine governors |
| 855,932 | Jun. 04, 1907 | W.E. Bryant | Float Valve for Drain Cock Plugs | lubricators |
| 861,714 | Jul. 30, 1907 | H.C. Dudgeon | Hydraulic jack | hydraulic jacks |
| 863,460 | Aug. 13, 1907 | R.P. Smith, G.E. Drum | Dyeing-machine | specialty machines |
