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| Patents for John MacGregor | |||||
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| Number | Date | Patentee | Title | Type | |
| 701,081 | May 27, 1902 | H.N. Pierce | Spool-machine | spool or bobbin machines | |
| 736,575 | Aug. 18, 1903 | J. MacGregor, J.J. Blandford | Woodworking-Tool | washer cutters | |