| All Patents in class 188/68 |
Patents 1 -
15
of 23
      |
| Number | Date | Patentee | Title | Type |
| 134,219 | Dec. 24, 1872 | I.P. Richards | Improvement in tool-holders for lathes | wood lathes |
| 387,559 | Aug. 07, 1888 | O.G. Guss | Turret Head for Lathes | lathe tool holders and tool posts |
| 452,524 | May 19, 1891 | J. Jennings | Lathe | lathe tool holders and tool posts |
| 462,160 | Oct. 27, 1891 | K.J. Pihl | Tool Holder for Engine Lathes | lathe tool holders and tool posts |
| 480,964 | Aug. 16, 1892 | F.H. Richards | Turret Mechanism | metal lathe accessories and attachments |
| 496,001 | Apr. 25, 1893 | F.H. Richards | Clamping Mechanism for Turret Lathes | turret lathes |
| 657,242 | Sep. 04, 1900 | C.A. Johnson | Turret Lathe | turret lathes |
| 764,466 | Jul. 05, 1904 | J.S. Henry | Tool Holder for Lathes | lathe tool holders and tool posts |
| 939,722 | Nov. 09, 1909 | C.L. Libby | Tool-post for lathes | turret lathes |
| 1,236,997 | Aug. 14, 1917 | C.L. Tolles | Turret tool-post | turret lathes |
| 1,261,764 | Apr. 09, 1918 | J.W. Carr | Tool Holder for Metal Working Machines | lathe tool holders and tool posts |
| 1,281,761 | Oct. 15, 1918 | B.T. Broward | Lathe Tool Holder | lathe tool holders and tool posts |
| 1,352,949 | Sep. 14, 1920 | J.H. Fullmer | Multiple Tool Holder | lathe tool holders and tool posts |
| 1,368,119 | Feb. 08, 1921 | W. Cockcroft | Tool Holder | lathe tool holders and tool posts |
| 1,446,829 | Feb. 27, 1923 | G.W. Drake, E.P. Burrell | Turret Clamping Mechanism for Turret Lathes | metalworking machine mechanisms |
