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| Patents for Edwin J. Hammon | |||||
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| Number | Date | Patentee | Title | Type | |
| 3,452,633 | Jul. 01, 1969 | E.J. Hammon | Die set shank construction | dies for punch presses | |
| 3,582,157 | Jun. 01, 1971 | E.J. Hammon | Bearing assembly having an interference-fit bearing surface of synthetic resin material | dies for punch presses | |
| 3,582,158 | Jun. 01, 1971 | E.J. Hammon | Die set having readily replaceable guide pins and bushings | dies for punch presses | |