| All Patents in class 92 |
Patents 226 -
240
of 403
      |
| Number | Date | Patentee | Title | Type |
| 1,493,650 | May 13, 1924 | G.D. Sundstrand | Rubbing machine | sanding machines |
| 1,510,205 | Sep. 30, 1924 | J.T. Beaty | Cotton tamper | |
| 1,523,605 | Jan. 20, 1925 | H.G. Mueller | Method of Introducing Lubricants to Pressure Cylinders and Apparatus Therefor | steam engine lubricators |
| 1,534,301 | Apr. 21, 1925 | P. Conradson | Grinding Machine | internal grinders |
| 1,544,644 | Jul. 07, 1925 | F.A. Jimerson | Fluid-actuated rotary tool | pneumatic tools |
| 1,566,095 | Dec. 15, 1925 | F.A. Jimerson | Fluid-actuated rotary machine | pneumatic tools |
| 1,575,968 | Mar. 09, 1926 | W.L. Bryant | Grinding machine | grinders |
| 1,588,972 | Jun. 15, 1926 | M. Machacek | Hydraulic feeding mechanism for mortising machines | mortising machines |
| 1,591,539 | Jul. 06, 1926 | A. Levedahl | Crank-case venting means for pneumatic tools | |
| 1,591,540 | Jul. 06, 1926 | R.A. Norling, A. Levedahl | Crank-case venting means for pneumatic tools | |
| 1,613,034 | Jan. 04, 1927 | J.T. Janette | Combination motor, fan and air pump for kerosene heater | heaters |
| 1,632,708 | Jun. 14, 1927 | P.F. Lueth | Sawmill carriage | sawmill carriages |
| 1,659,034 | Feb. 14, 1928 | B.A. Linderman | Fluid-pressure brake system | vehicle brakes |
| 1,661,131 | Feb. 28, 1928 | G.B. Duffield | Expansible Collapsible Element | steam engine packing |
| 1,671,074 | May 22, 1928 | W.G. Hagmaier | Carriage feed | sawmill feed works |
