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| Patents for Fred Adelbert Parsons | |||||
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| Number | Date | Patentee | Title | Type | |
| CA-312,609 | Jun. 23, 1931 | F.A. Parsons | Milling machine | milling machines | |
| CA-421,278 | Jul. 04, 1944 | F.A. Parsons | Pattern controlled copying machine | milling machines | |
| CA-421,279 | Jul. 04, 1944 | F.A. Parsons | Pattern controlled copying machine | milling machines | |