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| All Patents in class 175/316 | |||||
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| Number | Date | Patentee | Title | Type | |
| 8,882 | Apr. 20, 1852 | N. Blake | Submarine Auger | auger bits | |
| 816,236 | Mar. 27, 1906 | R.D. Kline | Transplanting Device | planters | |