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Ice-Carrier.

Description: Patent for an adjustable ice carrier which can be attached to and removed from the running board of an automobile, including illustrations.
Date: April 19, 1921
Creator: Cronin, John J.
Partner: UNT Libraries Government Documents Department

Bottle-Filling Device.

Description: Patent for filling bottles with "two liquids and introducing them into the bottle at the same time under pressure" (lines 17-18), specifically for "carbonated beverages" (lines 12-13).
Date: April 6, 1920
Creator: Dannelley, Dillon C.
Partner: UNT Libraries Government Documents Department

Magnetically-Operated Oil-Well Fishing-Tool.

Description: Patent for an electrically operated tool designed to retrieve lost oil pump plungers or casings from within oil wells.
Date: April 12, 1921
Creator: Dooley, William D.
Partner: UNT Libraries Government Documents Department

Electrically-Controlled Puller For Oil-Well Casings.

Description: Patent for an improved oil well casing puller that has electromagnets that will lock against the inside of the casing and be pulled out of the well. The pulley within the casing can be used accordingly and can also be locked with the casing or released from it.
Date: April 12, 1921
Creator: Dooley, William D.
Partner: UNT Libraries Government Documents Department

Combined Adding and Listing Machine.

Description: Patent for new improvements on combined adding and listing machines simplifying and economizing construction and facilitating, "rapidity of operation" (lines14-15). Improvements include: "causing the keys to act directly as stops for the adding wheel section; to provide novel accumulator mechanism...[with] a novel actuator; to provide a novel construction or sector-control bar; to provide a novel key-bar for operating...; to provide novel means for restoring the accumulator to normal; to provid… more
Date: April 20, 1920
Creator: McCaleb, Walter F.
Partner: UNT Libraries Government Documents Department

Mechanism for Removing Useful Fiber From Seeds.

Description: Patent for Mechanism for Removing Useful Fiber From Seeds, by actions of rotating instrument, where the released fibers collected.
Date: April 26, 1921
Creator: Vardell, Arthur A.
Partner: UNT Libraries Government Documents Department

Metallic Mold for Concrete Walls

Description: Patent for metallic molds for concrete or plastic walls. These molds have been improved in terms of their construction. Includes illustrations.
Date: April 12, 1921
Creator: Bolton, George W.
Partner: UNT Libraries Government Documents Department

Process of and Apparatus for Progressive Electrostatic Separation of Comminuted Material

Description: Patent for a new process and equipment that improves upon prior work to separate comminuted materials. This patent explores the new process which "provides means for moving the electro-static waves or charges across the line of normal movement of the material upon a support of between two opposing stationary electrodes by so directing and controlling the electric charges, that each bar electrode is charged in succession across the deck and at an angle to the movement of such deck, whereby the d… more
Date: April 26, 1921
Creator: Sutton, Henry M.; Steele, Walter L. & Steele, Edwin G.
Partner: UNT Libraries Government Documents Department

Well-Tubing Catcher

Description: Patent for an improved well tubing catcher, which "provides an equal and positive bearing surface for the gripper slips or dogs in all their adjusted positions" (lines 16-18), including illustrations.
Date: April 12, 1921
Creator: Wilson, Robert A.
Partner: UNT Libraries Government Documents Department

Pipe-Coating Machine.

Description: Patent for a pipe coating machine which coats the pipes used for oil and gas pipe lines with a safety material like tar.
Date: April 26, 1921
Creator: Taber, Rock G.
Partner: UNT Libraries Government Documents Department

Means For Protecting Vaults.

Description: Patent for protecting bank vaults by using metal shells (that are adapted to receive frangible gas containers containing asphyxiating or other disabling gas) as inner linings inside and next to the brick wall of the vault. The metal shells containing the gas containers will break upon contact when a person or persons are trying to breach the outer (brick wall) to gain access to the bank vault.
Date: April 5, 1921
Creator: Bumpass, Leonard E.
Partner: UNT Libraries Government Documents Department

Building Construction.

Description: Patent for new and improved building constructions which will help the economy, steadiness, benefit, and rapidity of erection.
Date: April 26, 1921
Creator: Eldridge, Leonard L.
Partner: UNT Libraries Government Documents Department

Lock-Protecting Device.

Description: Patent for combination lock for safes or vaults with added mechanism for dispensing a gas to deter robberies.
Date: April 25, 1922
Creator: Bumpass, Leonard E.
Partner: UNT Libraries Government Documents Department
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