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| Patents for Frederick Haynes | |||||
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| Number | Date | Patentee | Title | Type | |
| 729,896 | Jun. 02, 1903 | V. Royle | Cutter-head for routing-machines | routing machines | |
| 833,716 | Oct. 16, 1906 | P.R. Hahnemann | Sheet-metal hollow-ware drawing-press | stamping presses | |
| 855,814 | Jun. 04, 1907 | V.E. Royle | Combined jig-saw and drill | drill presses | |