| Patents for none listed |
Patents 811 -
825
of 3327
      |
| Number | Date | Patentee | Title | Type |
| 1,541,796 | Jun. 16, 1925 | P.J. Darlington | Micrometer Caliper | micrometers |
| 1,542,336 | Jun. 16, 1925 | A.E. Carlberg | Wrench Thi | socket wrenches |
| 1,542,359 | Jun. 16, 1925 | W.L. Bessolo | Tongs | chain and strap wrenches |
| 1,543,338 | Jun. 23, 1925 | M.L. Clark, L. Neal | Ratchet Wrench | ratchet wrenches |
| 1,544,520 | Jun. 30, 1925 | E.P. Putrow | Push-Rod Adjusting Tool | automotive specialty wrenches |
| 1,547,514 | Jul. 28, 1925 | P.M. Mueller | Thread Testing Device | thread gages |
| 1,547,668 | Jul. 28, 1925 | P.A. Poltin | Micrometer | micrometers |
| 1,549,164 | Aug. 11, 1925 | W.O. Thewes | Pipe Wrench | pipe wrenches |
| 1,549,635 | Aug. 11, 1925 | P.F. Vokal | Thread Gauge | micrometers |
| CH-111,414 | Aug. 17, 1925 | n. listed | Deburring Device on Automatic Lathes | metal lathe accessories and attachments |
| 1,552,091 | Sep. 01, 1925 | W.O. Thewes | Pipe Wrench | pipe wrenches |
| 1,553,068 | Sep. 08, 1925 | A.E. Carlberg | Wrench | socket wrenches |
| 1,553,167 | Sep. 08, 1925 | E.R. Hyde | Swing Frame Grinder | grinding machines |
| 1,553,623 | Sep. 15, 1925 | J.H. McLeod | Parallel Valve Spring Lifter | valve spring tools |
| 1,553,871 | Sep. 15, 1925 | D.W. Means | Valve Grinding Tool | valve grinding tools |
