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| Patents for James R. Trimble | |||||
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| Number | Date | Patentee | Title | Type | |
| 185,624 | Dec. 26, 1876 | E. Cather | Improvement in machines for boring blind-stiles | drilling and boring | |
| 191,111 | May 22, 1877 | E. Cather | Improvement in machines for compressing the ends of blind-slats | windowblind machines | |