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| Patents for David F. Pratt | |||||
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| Number | Date | Patentee | Title | Type | |
| 286,957 | Oct. 16, 1883 | D.F. Pratt | Guide for rattan-splitting machines | rattan machines | |
| 311,658 | Feb. 03, 1885 | H. Heywood, D.F. Pratt | Die for cutting rattan | rattan machines | |