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| Patents for Alexander Fleck | |||||
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| Number | Date | Patentee | Title | Type | |
| XC-285 | May 25, 1850 | A. Fleck | New and improved plough or subsoil grubber | plows | |
| CA-6,644 | Oct. 11, 1876 | A. Fleck | Improvements on lathes for turning irregular forms | pattern lathes | |
| CA-13,515 | Oct. 04, 1881 | A. Fleck | Improvements on lathes for turning irregular forms | pattern lathes | |