UNT Libraries Government Documents Department - 40 Matching Results

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Calipers.

Description: Patent for calipers that make it easier to read measurements, by having a strip of measuring tape at the ends that allows users to determine the distance between the arms easier. The measuring tape component is also retractable.
Date: April 4, 1922
Creator: Miller, William James
Item Type: Refine your search to only Patent

Coin-Holder.

Description: Patent for improvement in coin-holder “to be use on a belt to be worn by a person or on a stand placed on a counter, desk, or the like, and arranged to hold coins of desired denominations and to permit the user to conveniently and quickly remove coins of various denominations for making changes.” (Lines 10-16) Illustration is included.
Date: December 4, 1900
Creator: Miller, Thomas Octavus
Item Type: Refine your search to only Patent

Combined Billing and Journal Sheet.

Description: Patent for improvements in combined billing and journal sheets there by each sheet in the journal will serve as a billing sheet, a duplicate billing sheet, and a journal page at the same time. (Lines 18-20) Further, the bound book will serve as a permanent journal after the bills have been removed. (Lines 25-26) Illustration is included.
Date: January 4, 1910
Creator: Hartley, James William
Item Type: Refine your search to only Patent

Drill.

Description: Patent for a drill especially adapted for use in rock and earth formations. The drill has a number of separate cutters that are secured onto a head and detachable, which gives the tool many advantages.
Date: November 4, 1913
Creator: Weathersby, Fred Richard
Item Type: Refine your search to only Patent

Drill-Cutter.

Description: Patent for new and improved drill cutter for rotary boring drills including exact description and illustrations.
Date: November 4, 1919
Creator: Godbold, Louis A. & Fletcher, Harold W.
Item Type: Refine your search to only Patent

Filing-Cabinet.

Description: Patent for a filing cabinet that allows for the easy removal of the contents and attaches to other filing cabinets to create a larger cabinet.
Date: May 4, 1909
Creator: Atkinson, Joseph J.
Item Type: Refine your search to only Patent

Fishing-Tool.

Description: Patent for improvements on the Fishing-Tool, including illustrations. The tool was improved in order to make the boring of wells using pipes more efficient.
Date: October 4, 1921
Creator: McMillian, John F.
Item Type: Refine your search to only Patent

Floor - Set.

Description: Patent for a new and useful improvements in floor sets. This invention "is designed for use in laying floors or putting up sidings and ceilings" (line 13-14).
Date: January 4, 1898
Creator: Leavens, Charles William
Item Type: Refine your search to only Patent

Improvement in Brick-Machines.

Description: Patent for improvement in brick machines by “providing the mixing and grinding-shaft with arms at the bottom, adapted in form and arrangement for pressing the clay through the openings, in the bottom of the curb, into the moulds, below, which rest on ways above a sliding carrier, provided with brackets, for forcing the moulds out.” (Lines 26-34) Illustration is included.
Date: May 4, 1869
Creator: Morgan, Asa
Item Type: Refine your search to only Patent

Improvement in Machine for Cutting Stalks in the Field Preparatory to Plowing.

Description: Patent for improvement in machine for clearing cotton and corn-fields of the stalks after the crops have been gathered by “providing a revolving drum or roller with knives, set spirally around it, which cut the stalks of cotton or corn-fields into pieces of any desired length, for the purpose of being plowed under the surface for fertilizing, by rolling it over them.” (Lines 14-19) Illustration is included.
Date: May 4, 1869
Creator: Wright, Reuben
Item Type: Refine your search to only Patent

Lubricator.

Description: Patent for a new and improved lubricator. This design "relates to improvements in that class of lubricators wherein the oil reservoir or vessel is provided with a discharge-pipe passing through the bottom to the point of delivery, and rising within the reservoir to near its top, the steam rising in such pipe condensing and falling by gravity to the bottom of the reservoir, thus displacing the oil, and causing it to rise and flow down through the pipe to the parts to be lubricated" (lines 8-17).
Date: March 4, 1884
Creator: Bissett, Jean
Item Type: Refine your search to only Patent

Metallic Compound.

Description: Patent for "the process of making alloys for journal-bearings" (lines 42-43) of more durable quality than those formed with "brass and bronzes" (line 10).
Date: August 4, 1885
Creator: Kavanaugh, Frank
Item Type: Refine your search to only Patent
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