UNT Libraries Government Documents Department - 2 Matching Results
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- Automatic Boiler-Feeder.
- Patent for certain new and useful improvements in automatic boiler feeders, including instructions and illustrations.
- Cultivator.
- Patent for a cultivator that is easily constructed and adjusted. It has a beam, parallel bars extending its length, a block between the front ends of the bars, an adjustable bar that carries the teeth, and clamping plates above and below the bar.