| All Patents in class 83/527 |
Patents 16 -
22
of 22
      |
| Number | Date | Patentee | Title | Type |
| 1,898,044 | Feb. 21, 1933 | A.F. Froussard | Shoe Heal Machine | shoe and boot making machines |
| 2,090,508 | Aug. 17, 1937 | G. Davenport, W.F. Zimmermann | Electric Tool Lifter for Shapers | metal shapers |
| 2,686,351 | Aug. 17, 1954 | D.L. Chandler | Power-driven hacksaw | metal sawing machines |
| 2,704,463 | Mar. 22, 1955 | T.A. Hess | Driving means for tiltable arbors and the like | tablesaws |
| 2,946,234 | Jul. 26, 1960 | R.H. Jahnke | Press brake | sheet metal brakes |
| 3,090,269 | May 21, 1963 | G.M. Porter | Adjustable angle travelling saw | radial arm saws |
| 3,162,232 | Dec. 22, 1964 | F.E. Munschauer, Jr., G.H. Trautman, Jr. | Multiple depth control for power press brakes | stamping presses |
