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| Patents for John Cain | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 131,051 | Sep. 03, 1872 | J. Cain | Improvement in head-blocks for saw-mills | |
 | RE8,162 | Apr. 09, 1878 | J. Cain | Improvement in head-blocks for saw-mills | |
 | RE9,074 | Feb. 17, 1880 | J. Cain | Head-block for saw-mills | |
| 243,058 | Jun. 21, 1881 | J. Cain | Head for Lathes | ||