| Patents for none listed |
Patents 2161 -
2175
of 3122
      |
| Number | Date | Patentee | Title | Type |
| 2,620,567 | Dec. 09, 1952 | F.J. McClish | Micrometer | micrometers |
| 2,620,655 | Dec. 09, 1952 | D.E. Priest | Instrument for Recording or Measuring the Size and Shape of Surface Irregularities | measurement gauges |
| 2,622,484 | Dec. 23, 1952 | D.M. Birrell | Worm Gear Cutting Attachment for Milling Machines | milling machine accessories |
| 2,623,418 | Dec. 30, 1952 | M.F. Vaughan | Method for making Wrench Sockets | socket wrenches |
| 2,623,419 | Dec. 30, 1952 | G.F. Wales | Precision Drilling Machine | drill presses |
| 2,623,428 | Dec. 30, 1952 | J.V. Larson | Self-Adjusting Pipe Wrench of A Spring-Impelled Trigger Actuator Type | self-adjust wrenches |
| 2,624,121 | Jan. 06, 1953 | M. Knobel | Micrometer Measuring Device | micrometers |
| 2,624,122 | Jan. 06, 1953 | M. Knobel | Inspection Gauge | measurement gauges |
| 2,624,220 | Jan. 06, 1953 | J.N. Damore, F.A. Cassiere | Pry Type Vacuum Cap Remover | |
| 2,624,222 | Jan. 06, 1953 | A.R. Joy | Plumber's Spud-Wrench | screw adjust wrenches |
| 2,625,796 | Jan. 20, 1953 | W.A. Traut | Multispeed Hydraulic Power Device | |
| 2,625,860 | Jan. 20, 1953 | J. Plester | Tool for Shaving Down Local Protuberances | |
| 2,626,464 | Jan. 27, 1953 | M. Mennesson | Micrometer | micrometers |
| 2,627,118 | Feb. 03, 1953 | L.F. Young | Vernier Controlled Indicator Rod Clamp | measurement gauges |
| 2,627,197 | Feb. 03, 1953 | R.G. LeTourneau | Lathe | metal lathes |
