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| Patents for Walter P. Hatch | |||||
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| Number | Date | Patentee | Title | Type | |
| 485,793 | Nov. 08, 1892 | W.P. Hatch | Improvements in Shears for Pruning and for other Purposes | pruning implements | |
| 509,897 | Dec. 05, 1893 | T. Murphy, W.P. Hatch | Drop Hammer | drop hammers | |