| All Patents in class 74/575 |
Patents 1 -
13
of 13
      |
| Number | Date | Patentee | Title | Type |
| 63,532 | Apr. 02, 1867 | C.B. Knapp | Improvement in boring machines | dovetailing machines |
| 69,399 | Oct. 01, 1867 | W. Brown | Improvement in Ratchet-Braces | ratchet braces |
| 97,040 | Nov. 23, 1869 | M. Buck | Improvement in blind-mortising machines | windowblind machines |
| 142,723 | Sep. 09, 1873 | C. Peck | Drop Hammer Lifters | drop hammers |
| 143,538 | Oct. 07, 1873 | E.H. Smith | Improvement in adjustable ratchet-rods | woodworking machine mechanisms |
| 217,787 | Jul. 22, 1879 | F.L. Fairchild | Traction Engine | steam traction engines |
| 324,409 | Aug. 18, 1885 | L.M. Nutting | Lathe | turret lathes |
| 554,917 | Feb. 18, 1896 | W.E. Jaques, G. Emmett | Carving machine | carving machines |
| 744,110 | Nov. 17, 1903 | C.D. Rice | Gear Cutting Machine | gear making machines |
| 894,673 | Jul. 28, 1908 | G.O. Leopold | Ratchet mechanism | ratcheting screwdrivers |
| 2,608,120 | Aug. 26, 1952 | W.G. Hoelscher | Pawl and Ratchet Mechanism for Lathe Tailstocks | metal lathe mechanisms |
| 2,660,911 | Dec. 01, 1953 | K.E. Queitzsch | Operating Handle for Rotary Tools | ratchet wrenches |
| 2,858,918 | Nov. 04, 1958 | R. Bergsma | Pinion and idler gear for ratchet assembly | |
