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| Patents for MacGregor, Gourlay & Co. | |||||
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| Number | Date | Patentee | Title | Type | |
| CA-43,973 | Aug. 18, 1893 | T.C. Robertson, A.G. Gourlay, W. Ewart | Key seat cutting machine | key seating machines | |
| CA-48,998 | May 21, 1895 | T.C. Robertson, J. McElroy | Sectional feed roller and pressure bar for planers | wood planers | |