| All Patents in class 81/52 |
Patents 16 -
26
of 26
      |
| Number | Date | Patentee | Title | Type |
| 566,176 | Aug. 18, 1896 | H. Hunt, H. Hunt, Jr. | Combination Tool | bicycle or pocket wrenches |
| 598,203 | Feb. 01, 1898 | J. Johnson | Lock and Wrench | wrench combination tools |
| 622,471 | Apr. 04, 1899 | F.S. Hollweck | Wrench | screw adjust wrenches |
| 956,259 | Apr. 26, 1910 | G. Amborn | Spanner Wrench | wrench jaw components |
| 956,280 | Apr. 26, 1910 | G. Bryar | One-Piece Pipe Wrench | alligator wrenches |
| 1,050,746 | Jan. 14, 1913 | B. Morgan | Hand Tool | valve spring tools |
| 2,071,543 | Feb. 23, 1937 | W.C. Kress | Revolving Grip Tool | tool handles |
| D111,907 | Oct. 25, 1938 | W.E. La Rue | Design for a Combined Screw Driver and Wrench | screwdrivers |
| 2,161,163 | Jun. 06, 1939 | T.L. Hedgpeth | Tool having identification insignia | wrenches |
| 2,522,217 | Sep. 12, 1950 | L.J. Wendling, H.G. Fischer | Composite bit device for screw drivers and the like | screwdriver blades |
| 3,314,315 | Apr. 18, 1967 | J.A. Scholl | Safety lever and oil seal breaking tool for rotary tables | rotary tables |
