| Patents for none listed |
Patents 2536 -
2550
of 3269
      |
| Number | Date | Patentee | Title | Type |
| 2,972,813 | Feb. 28, 1961 | F.M. Stinton | Flight Time Computer | measurement gauges |
| 2,973,188 | Feb. 28, 1961 | R.R. Howe | Mixing Apparatus | |
| 2,974,417 | Mar. 14, 1961 | J.F. Prince | Precision Measuring Instrument | precision squares |
| 2,979,102 | Apr. 11, 1961 | H.C. Ferguson, J.E. Brussock | Straightening Tool | |
| 2,980,995 | Apr. 25, 1961 | L.W. Booth | Pruner | |
| 2,981,389 | Apr. 25, 1961 | L.E. Kilness | Ratchet Mechanism | ratchet wrenches |
| 2,982,161 | May 02, 1961 | M.L. Peterson, T.F. Angquist | Ratchet Wrench | ratchet wrenches |
| 2,985,933 | May 30, 1961 | T.F. Angquist, M.L. Peterson | Wire Grip | |
| 2,986,248 | May 30, 1961 | G.L. Rock | Ratchet Tool | screwdriver mechanisms |
| 2,987,046 | Jun. 06, 1961 | N.F. Atherton | Ram Assemblage | |
| 2,989,881 | Jun. 27, 1961 | R.P. Lavietes | Multiple Use Hand Tool Having A Ratchet Handle | ratcheting screwdrivers |
| 2,993,279 | Jul. 25, 1961 | J.L. Bower | Photoelectric Gage | measurement gauges |
| 2,994,250 | Aug. 01, 1961 | A.H. Geyler, J.M. Walter | Power Draw Bar Mechanism | milling machines |
| 2,994,959 | Aug. 08, 1961 | W.K. Thomas | Surveying Machine | surveyor |
| 2,995,965 | Aug. 15, 1961 | F.B. Hockney | Flexible Strap Wrenches | chain and strap wrenches |
