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| Patents for Frank Elias Watkins | |||||
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| Number | Date | Patentee | Title | Type | |
| CA-179,114 | Sep. 04, 1917 | F.E. Watkins | Metal lathe chuck | metal lathe chucks | |
| CA-187,041 | Oct. 15, 1918 | F.E. Watkins | Machine tool feed control | metalworking machine mechanisms | |