UNT Libraries Government Documents Department - 12 Matching Results

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Automatic Machine for Manufacturing Mops
Patent for a machine that will automatically pack yarn strands into the mop handle for quick production of a mop.
Bracelet
Patent for a "friendship bracelet" that has the option of adding or detaching links when necessary.
Control Mechanism for Internal Combustion Engines
Patent for an object that "[provides] economical mixtures when the engine is running under light load without affecting the power of the engine when running under a heavy load."
Door Controlled Electric Switch
Patent for an improved switch attachment that will allow a room, vault, or compartment to be kept lighted when door is open or closed, but may also be shut off when leaving the room.
Gasoline separator
Patent for Gasoline separator
Gearing for Churns and Ice-Cream Freezers.
Patent for a new design of an ice cream churn designed "to provide means for operating the dasher or agitator of a churn or ice cream freezer, which is capable of being swung into or out of position at the will of the operator" (lines 11-15).
Lock for Automobiles
Patent for Lock for Automobiles
Nutcracker
Patent for Nutcracker
Plow
Patent for a plow that has a quicker and easier way to adjust the angle and depth of the plow. Including illustrations
Post Hole Digger.
Patent for a new post hole digger that both facilitates the creation of straight sides to the hole and a mechanism to allow for easy removal of the dirt.
Rail Brace
Patent for a rail brace system.
Truck
Patent for truck, or dolly, used in movement of packages.
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