UNT Libraries Government Documents Department - 9 Matching Results

Search Results

Button Display Attachment for Boxes
Patent for a button display to provide means to secure to any enclosing display to secure buttons.
Envelop.
Patent for an envelope "whereby the cutting device acts as a partial ejector for the letter" (lines 12-13), including illustrations and instructions.
Fluid-Dispensing Apparatus.
Patent for improvements to a fluid-dispensing apparatus for fluids such as oil. Safety features relieve air pressure through a valve and a pressure tank.
Fruit-Stand.
Patent for a fruit stand "so arranged that while the fruit may be freely inspected it cannot be removed from the receptacle without opening the same" (lines 11-14) including instructions and illustrations.
Latch
Patent for improvements to latches for swinging gates and doors and provide a method of opening the latch from either side of the gate.
Sanitary Cleaner for Bed-Springs.
Patent for a new invention to more effectively clean bed springs, including illustrations.
Spring-wheel for Vehicles.
Patent for an improved wheel with "spring cushioning devices between the sections for insuring easy running of the vehicle by the spring devices absorbing shocks" (lines 11-14).
Step-By-Step Elevator.
Patent for an invention relates to a new and useful step-by-step elevator. Its object is broadly stated to provide means for ascending or descending from one of a building to another.
Subsoiler.
Patent for improvements to subsoilers "to provide a subsoiler which has a plurality of pivoted points which will merely loosen the under soil so that same may retain a large amount of moisture, and will not turn the under soil over" (lines 10-15).
Back to Top of Screen