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| Patents for Frederick A. Hatch | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 70,051 | Oct. 22, 1867 | C.R. Tompkins | Improvement in mortising-machines | |
 | 79,489 | Jun. 30, 1868 | E. Mets | Improvement in wood-bending machines | |
 | 100,855 | Mar. 15, 1870 | J. Chase | Improvement in wood-turning lathe | |
 | 101,596 | Apr. 05, 1870 | H.J. Durgin | Improvement in revolving center-rest for wood-lathes | |