| Patents Granted on 1922-09-?? |
Patents 1 -
15
of 38
      |
| Number | Date | Patentee | Title | Type |
| 1,427,783 | Sep. 05, 1922 | J. Burke | Air-cooled transformer | transformers |
| 1,428,002 | Sep. 05, 1922 | J.F. Buhr | Drill Head for Drilling Machines | drill press accessories |
| 1,428,075 | Sep. 05, 1922 | D. Breckenridge | Thread Cutting Tool and Holder Therefor | lathe tools |
| 1,428,342 | Sep. 05, 1922 | J.D. Nies | Brush mounting | motor brush holders |
| 1,428,402 | Sep. 05, 1922 | G.F. Steedman | Reciprocating Pump or Compressor | reciprocating pumps |
| 1,428,422 | Sep. 05, 1922 | B.N. Dudukian | Micrometer-Adjust Calipers | calipers |
| 1,428,582 | Sep. 12, 1922 | F.W. Dietz | Device for Drwaing Parallel Lines | dividers |
| 1,428,612 | Sep. 12, 1922 | W.E. Sheehy | Power Hammer | power hammers |
| 1,428,754 | Sep. 12, 1922 | J. Carr | Tool chuck | lathe tool holders and tool posts |
| 1,428,781 | Sep. 12, 1922 | H. Johnson | Micrometer Adapter | measurement gauges |
| 1,428,805 | Sep. 12, 1922 | A.L. Holman, L.G. Reynolds | Wrench | angle adjustable wrenches |
| 1,428,840 | Sep. 12, 1922 | W.H. Gates | Combination Socket Wrench | ratchet wrenches |
| 1,428,847 | Sep. 12, 1922 | F.W. Parsons, F.A. Jimerson | Built-up crank shaft | pneumatic motors |
| 1,428,943 | Sep. 12, 1922 | D.P. Davies | Sealing Device for Rotary Structures | tractors |
| 1,428,982 | Sep. 12, 1922 | F.T. Reese | Ratchet Wrench | ratchet wrenches |
