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| Patents for Walter H. Bunce | |||||
| Number | Date | Patentee | Title | Type | |
| 275,431 | Apr. 10, 1883 | C.M. Spencer | Metal Screw Machine | screw machines | |
| 299,872 | Jun. 03, 1884 | E. Stevens | Cutting Pliers | nippers | |
| 331,046 | Nov. 24, 1885 | J. Fitzgerald | Slide Rest | lathe tool holders and tool posts | |