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| Patents for John Putnam | |||||
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| Number | Date | Patentee | Title | Type | |
| 14,272 | Feb. 12, 1856 | C. Burleigh | Gearing for feed-rollers of planing-machines | wood planers | |
| 190,447 | May 08, 1877 | J. Putnam | Scale Measure | rule graduations | |
| 299,429 | May 27, 1884 | A.J. Smart | Combined Drill and Countersink | countersinks | |
| 303,053 | Aug. 05, 1884 | C.P. Russell | Combined Drill and Countersink | countersinks | |
| 303,060 | Aug. 05, 1884 | A.J. Smart | Screw Cutting Die | taps and dies | |