| Patents for K. Durfee |
Patents 1 -
14
of 14
      |
| Number | Date | Patentee | Title | Type |
| CA-31,613 | Jun. 18, 1889 | O.M. Shaw, G. Pendleton, W.C. Worthen | Wrench | pipe wrenches |
| 408,380 | Aug. 06, 1889 | G.E. Dutton | Case Hook | |
| 418,762 | Jan. 07, 1890 | A. Siegel | Lasting Pinchers | pliers |
| CA-34,466 | Jun. 03, 1890 | C. Green, H. Bornstein | Wrench | screw adjust wrenches |
| 434,912 | Aug. 26, 1890 | H. Bornstein | Wrench | screw adjust wrenches |
| CA-36,254 | Apr. 01, 1891 | G.H. Buzzell | Wrench for Pipes | alligator wrenches |
| 461,995 | Oct. 27, 1891 | J. Wyke | Key Seating or Splining Gage | marking gauges |
| 463,784 | Nov. 24, 1891 | G.H. Buzzell | Pipe Wrench | pipe wrenches |
| 476,465 | Jun. 07, 1892 | F.B. Jordan | Combined Wrench and Oiler | axle nut wrenches |
| 483,778 | Oct. 04, 1892 | A.W. Chesterton | Tool for Cutting Glass Gage-Tubes | glass cutters |
| 524,906 | Aug. 21, 1894 | A. McDougall | Combination Screw-Driver, Auger, and Countersink | |
| 525,365 | Sep. 04, 1894 | N.H. Shaw | Frame Saw | frame saws |
| 533,342 | Jan. 29, 1895 | M. Brassell | Socket Wrench | socket wrenches |
| 537,563 | Apr. 16, 1895 | B.L. Cook | Handsaw (metal and rubber handle) | saw handles |
