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| Patents for Francis X. Hooper Co., Inc. | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,593,190 | Jul. 20, 1926 | T.S. Fitchett, E.A. Metz | Set-up bar for slotting and chasing machines | ||
| 2,030,027 | Feb. 04, 1936 | H.B. Greenwood | Shaft adjusting means | ||
| 2,030,028 | Feb. 04, 1936 | H.B. Greenwood | Shaft adjusting means | ||