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| Patents for Fate-Root-Heath Co. | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,069,097 | Jan. 26, 1937 | P.H. Root | Knife grinder | sharpening machines | |
| 3,304,811 | Feb. 21, 1967 | R.H. De Witt | Hand saw grinder | saw sharpening machines | |