| All Patents in class 74 |
Patents 2356 -
2370
of 3494
      |
| Number | Date | Patentee | Title | Type |
| 1,663,267 | Mar. 20, 1928 | V.V. Colby | Means for cutting | scrollsaws |
| 1,663,493 | Mar. 20, 1928 | H.C. Clay | Control for Variable Speed Mechanism | industrial machine speed and direction changing mechanisms |
| 1,664,851 | Apr. 03, 1928 | G.M. Class | Tool Post | lathe tool holders and tool posts |
| 1,664,889 | Apr. 03, 1928 | D.C. Klausmeyer | Detachable Gear Unit | metalworking machine gearing |
| 1,664,919 | Apr. 03, 1928 | E. Ek | Operating device | wood planer accessories |
| 1,666,422 | Apr. 17, 1928 | D.C. Klausmeyer | Master Radial Drill Speed Box | metalworking speed changing mechanisms |
| 1,666,906 | Apr. 24, 1928 | C.L. Mattison | Wood-turning machine | wood lathes |
| 1,668,647 | May 08, 1928 | A.M. Johnson | Feed mechanism for drilling machines | drill presses |
| 1,669,319 | May 08, 1928 | R.M. Bennethum | Windmill | wind power apparatus |
| 1,670,794 | May 22, 1928 | J.B. Armitage | Power Transmitting Mechanism | metalworking machine mechanisms |
| 1,671,396 | May 29, 1928 | P.R. Thompson, W.I. Ballentine | Rein Guide | tractor steering apparatus |
| 1,672,128 | Jun. 05, 1928 | D.C. Klausmeyer | Upright Drill Depth Gauge | metalworking machine mechanisms |
| 1,678,384 | Jul. 24, 1928 | B.P. Graves | Variable Speed Driving Mechanism | metalworking variable speed mechanisms |
| 1,679,529 | Aug. 07, 1928 | A.M. Johnson | Automatic machine tool | tapping machines |
| 1,679,541 | Aug. 07, 1928 | F.W. Parker | Shaper | metal shapers |
