| Patents for Etna Machine Co. |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| 1,282,163 | Oct. 22, 1918 | N.D. Abbey | Welder | welding machines |
| 1,617,890 | Feb. 15, 1927 | N.D. Abbey | Swaging machine | metal swaging machines |
| 1,928,921 | Oct. 03, 1933 | N.D. Abbey | Swaging | metal swaging machines |
| 2,596,062 | May 06, 1952 | N.D. Abbey | Tube cutting machine | tube cutting machines |
| 2,616,325 | Nov. 04, 1952 | N.D. Abbey | Tube chamfering and cutoff mechanism | tube cutting machines |
| 2,621,106 | Dec. 09, 1952 | N.D. Abbey | Tube mill | tube cutting machines |
| 2,711,006 | Jun. 21, 1955 | N.D. Abbey | Unloader for tube mills | tube cutting machines |
