| All Patents in class 192/44 |
Patents 16 -
30
of 48
      |
| Number | Date | Patentee | Title | Type |
| 342,727 | May 25, 1886 | J.A. Bolen | Ratchet bit-brace | ratchet braces |
| 488,691 | Dec. 27, 1892 | A.D. Goodell | Bit-brace | ratchet braces |
| 505,535 | Sep. 26, 1893 | U. Porstendorfer | Ratchet Tool | combination tools |
| 539,423 | May 21, 1895 | J. Emig | Ratchet Drill | hand drills |
| 610,773 | Sep. 13, 1898 | B.F. Smith | Hand Drilling-Machine | ratchet wrenches |
| 644,676 | Mar. 06, 1900 | H. Lund | Cylinder Wrench | cylinder tooth wrenches |
| 731,886 | Jun. 23, 1903 | W.H. George | Wrench For Cylinder Teeth | cylinder tooth wrenches |
| 745,281 | Nov. 24, 1903 | J.T. Hume | Wrench for Threshing Machine Cylinders | cylinder tooth wrenches |
| 803,669 | Nov. 07, 1905 | H.J. Cook | Bit-brace | |
| 810,409 | Jan. 23, 1906 | G.M. Heard | Ratchet-brace | ratchet braces |
| 813,586 | Feb. 27, 1906 | H.P. Richards | Ratchet mechanism for tools | |
| 814,319 | Mar. 06, 1906 | W.A. Peck | Ratchet-movement | ratchet braces |
| 822,714 | Jun. 05, 1906 | J.P. Bartholomew | Ratchet mechanism for tools | |
| 850,347 | Apr. 16, 1907 | H.J. Cook | Ratchet mechanism | |
| 935,256 | Sep. 28, 1909 | G.M. Heard | Ratchet-brace | ratchet braces |
