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| Patents for Henry M. Norris | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,485,805 | Mar. 04, 1924 | H.M. Norris | Compensating Depth Gage | metalworking machine mechanisms | |
| 1,727,606 | Sep. 10, 1929 | H.M. Norris, D.C. Klausmeyer | Constant Drive Radial Drill | radial drill presses | |
| 1,746,713 | Feb. 11, 1930 | D.C. Klausmeyer, H.M. Norris | Thirty-Two Speed Head | metalworking speed changing mechanisms | |
| 1,763,158 | Jun. 10, 1930 | H.M. Norris, D.C. Klausmeyer | Thirty-Six Speed Head | metalworking speed changing mechanisms | |