| Patents for Billings & Spencer Co. |
Patents 46 -
52
of 52
      |
| Number | Date | Patentee | Title | Type |
| 2,293,787 | Aug. 25, 1942 | E.C. Worden | Torque Wrench | torque wrenches |
| 2,313,558 | Mar. 09, 1943 | R.L. Kuehn | Machine Tool | |
| 2,315,899 | Apr. 06, 1943 | R.L. Kuehn | Machine Tool | |
| 2,322,525 | Jun. 22, 1943 | R.L. Kuehn | Machine Tool | |
| 2,326,541 | Aug. 10, 1943 | R.L. Kuehn | Machine Tool | metalworking machines |
| 2,481,153 | Sep. 06, 1949 | E.J. Robichaud | Driving Mechanism for Automatic Bar Stock Machines and the Like | metalworking machines |
| 2,534,993 | Dec. 19, 1950 | E.J. Robichaud | Automatic Bar Stock Machine | metalworking machines |
