UNT Libraries Government Documents Department - 1 Matching Results
Search Results
- Self Cooling Journal Box.
- Patent for a new and improved journal-box. This design consists "[i]n a self-cooling journal-box, the combination of the walls having top and bottom supporting the lubricating packing, and the housing forming water-chamber below and at the sides of the chamber formed by the walls and bottom, and [another] water-chamber above the top" (lines 66-72).