Patents for Edmund Leo Wall |
Patents 1 -
6
of 6
      |
Number | Date | Patentee | Title | Type |
1,997,890 | Apr. 16, 1935 | E.L. Wall | Universal Tracer | hydraulic apparatus |
1,997,891 | Apr. 16, 1935 | E.L. Wall | Universal Die Sinking Attachment for Horizontal Milling Machines | milling machine accessories |
1,997,892 | Apr. 16, 1935 | E.L. Wall | Duplicating Machine | milling machine accessories |
2,007,231 | Jul. 09, 1935 | E.L. Wall | Duplicating Machine | milling machines |
2,007,232 | Jul. 09, 1935 | E.L. Wall | Automatic Carriage Control for Duplicating Machinery | milling machines |
2,235,092 | Mar. 18, 1941 | E.L. Wall | Duplicating Machine | milling machines |