| Patents for F. L. Middleton |
Patents 1 -
14
of 14
      |
| Number | Date | Patentee | Title | Type |
| 231,763 | Aug. 31, 1880 | W.C. Coddington | Wrench | quick adjust wrenches |
| 286,653 | Oct. 16, 1883 | H.A. Thompson | Wrench | screw adjust wrenches |
| 347,331 | Aug. 17, 1886 | E. Densmore | Machine for cutting veneers | veneer machines |
| 389,400 | Sep. 11, 1888 | E.C. Mead | Wrench | screw adjust wrenches |
| 408,807 | Aug. 13, 1889 | W.E. Mann | Reciprocating gang-saw mill | reciprocating sawmills |
| 421,803 | Feb. 18, 1890 | J. Wurster | Feeding device for sawing-machines | woodworking machines |
| 445,185 | Jan. 27, 1891 | E.C. Mead | Wrench | ratchet wrenches |
| 450,016 | Apr. 07, 1891 | L.T. Lord, J.D. Hazlet | Taper Attachment for Lathes | metal lathe accessories and attachments |
| 459,629 | Sep. 15, 1891 | W.R. Fox | Shaping Machine | metal shapers |
| 487,635 | Dec. 06, 1892 | G.H. McGown | Combination Tool | combination tools |
| 504,786 | Sep. 12, 1893 | F. Jungmann | Tube Cutter | |
| 513,377 | Jan. 23, 1894 | C. Hager, V. De Ziegler | Instrument for Ascertaining Distances | surveyor |
| 549,575 | Nov. 12, 1895 | A.D. Lytle, A.D. Lynn | Planer | wood planers |
| 557,140 | Mar. 31, 1896 | E.A. Munson | Proportional Weighing Apparatus | scales and balances |
