UNT Libraries Government Documents Department - 7 Matching Results

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Specific-Gravity Scale

Description: Patent for a type of weighing-scale, "designed for determining the specific gravity of any body, be it solid, liquid, or a gas" (lines 14-15) including illustration.
Date: January 21, 1902
Creator: Bogue, Robert Jackson
Item Type: Refine your search to only Patent

Appliance for Protecting Oil-Wells from Fires.

Description: Patent for an appliance for protecting oil-wells from fires. As stated within the patent, "this invention relates to certain new and useful improvements in appliances for protecting oil-wells from fires; and to this end it consists of the novel combination and arrangement of parts hereinafter more specifically described in the accompanying drawings, and particularly pointed out in the claims herein appended" (Lines 9-16).
Date: March 11, 1902
Creator: Cochran, James M.
Item Type: Refine your search to only Patent

Wind-Motor.

Description: Patent for wind motors that has new and useful improvements," is simple and durable in its constructions, very effective and powerful in operation, transmits the force of a series of wind-wheels to a common shaft for driving pumps or other machines" (lines 11-16).
Date: December 16, 1902
Creator: Cochran, James M.
Item Type: Refine your search to only Patent

Saw-Set.

Description: Patent for an improved saw set with improved jaw design to improve locking of saw. This saw set makes up part of a saw filing machine.
Date: September 11, 1902
Creator: Smith, John D.
Item Type: Refine your search to only Patent

Spring-Scale.

Description: Patent for improvements in spring-scales by providing novel means for measuring and indicating the quality of liquid left in or drawn from a container. (Lines 9-10) Illustration is included.
Date: April 22, 1902
Creator: Smith, John D.
Item Type: Refine your search to only Patent

Washing-Machine.

Description: Patent for washing machine. Objective is to make the machine inexpensive and capable of washing clothes with rapid cycles without any harm to the fabric.
Date: August 5, 1902
Creator: Sparkman, William
Item Type: Refine your search to only Patent
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