UNT Libraries Government Documents Department - 2 Matching Results
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- Valve-Gear for Steam-Engines.
- Patent for improving the cut-off of steam-engines through a simple valve motion, including illustration.
- Improvement in Cotton and Hay Presses.
- Patent for the "improvement in Horizontal Cotton - Presses for compressing cotton, hay, and other articles and substances for baling; ..." (lines 3-6), including illustrations.