UNT Libraries Government Documents Department - 6 Matching Results
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- Manifold-Writing Tablet.
- Patent for writing platform which allows for the creation of carbon copies.
- Improvement in Coolers for Railroad-Car Journals.
- Patent relating to "an apparatus for cooling the journals and boxes of railroad-cars and other vehicles" (lines 27-29). Includes instructions and illustration.
- Improvement in Car-Journal Coolers
- Patent for improvement of car-journal coolers on railroad-vehicles, with illustration.
- Improvement in Car-Axle Boxes.
- Patent for improvement to car-axle boxes, specifically "Oil-Collectors for Railroad Journals" (line 6), including illustrations.
- Improvement in Sheet-Metal Vessels
- Patent for a cylindrical vessel made of sheet-metal rather than tin. Including a inward double hanging ledge and two layers of metal soldiered together.
- Improvement in Angle-Plates for Doors.
- Patent for a strengthening bracket for improving angle-plates for door hinges, such that the door will be supported from sagging at the hinge.