UNT Libraries Government Documents Department - 11 Matching Results

Search Results

Aeroplane
Patent for Aeroplane. This flying machine will automatically return to normal horizontal position if tilted.
Animal-Trap
Patent for an animal trap. Illustrations included.
Axle-Lubricator
Patent for an axle lubricator. Illustrations included.
Bale-Forming Apparatus
Patent for a bale forming apparatus for making round cotton bales.
Electric Program-Clock.
Patent for "certain new and useful Improvements in Electric Time-Reminder Clocks" (lines 5-7) which are "designed for service in furnishing notice to the user of acts to be performed at previously-specified times or periods" (lines 12-14).
Fireproof Floor Construction.
Patent for fireproofing floor construction in a durable and huge manner. The parts that support and brace the flooring with v-shaped anchors and concrete walling, assist with fireproofing the floor.
Hand Plow Propeller
Patent for hand plow propeller. Illustration included.
Railway Crossing Gate
Patent for an automatic railway crossing gate. Illustration included.
Rotary Force-Pump
Patent for an improved type of water pump that operates using a method where "valves of each piston work parallel to each other and through the cylinders at points diagonally opposite" (lines 15-17)
Self Measuring Scale
Patent for self measuring scale. Illustration included.
Water-Lift.
Patent for a water lift for wells, which can be easily removed from the well for cleaning.
Back to Top of Screen