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| Patents for Edmund L. Wall | |||||
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| Picture | Number | Date | Patentee | Title | |
| 2,051,430 | Aug. 18, 1936 | E.L. Wall | Universal Die Sinking Attachment for Verticall Milling Machines | ||
| 2,154,718 | Apr. 18, 1939 | T.W. Bannon | Duplicating Machine | ||