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| Patents for National-Standard Co. | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,055,351 | Sep. 22, 1936 | A. Hormel | Grinding machine | sanding machines | |
| 2,114,108 | Apr. 12, 1938 | A. Hormel | Sheet feeding machine | printing presses | |
| 2,149,964 | Mar. 07, 1939 | A. Hormel | Oil wiping machine | ||
| 2,162,889 | Jun. 20, 1939 | A. Hormel | Sheet feeding machine | printing presses | |
| 2,229,973 | Jan. 28, 1941 | A. Hormel | Conveyer for drying ovens | ||
| 2,230,800 | Feb. 04, 1941 | A. Hormel | Metal sheet drying oven | ||
| 2,245,341 | Jun. 10, 1941 | A. Hormel | Buffing machine | ||