UNT Libraries Government Documents Department - 2 Matching Results
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- Car-Replacer
- Patent for car replacer. It is an improvement to "what is called a 'frog' or a 'shoe'." The invention involves "two frogs or shoes which are used together" and are used "in such a way as to replace a car truck. . ." (Ledbetter)
- Fountain-Pen.
- Patent for a fountain pen that has a piston which suctions ink into the pen's barrel and feeds it to the pen-point. The pen will be sturdy with no loose parts.