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Cross-Roller Bit.

Description: Patent for a certain new and useful improvement in cross-roller bits. Invention relates to "improvements in rotary boring drills for use in drilling wells for water, oil or gas and has particular reference to drills of the so called cross roller type for use in hard formation."
Date: November 4, 1919
Creator: Hughes, Howard R.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Combination Tool.

Description: Patent for a new and improved multi-tool. This design "consists in a combination-tool embodying in a single implement a nail and staple-puller, pinchers, nail-straightener, and wire-cutters, the device being more particularly designed for use in constructing, taking down, and resetting wire fencing" (lines 7-12).
Date: July 22, 1884
Creator: Beazley, James Harvey
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Partner: UNT Libraries Government Documents Department

Combination-Tool.

Description: Patent for a combination tool that provides "a novel form of tool-head arranged to interchangeably carry a plurality of tools of different characters, whereby the single tool-head may be employed in various capacities" (lines 8-12), including illustrations.
Date: January 30, 1906
Creator: Spicer, John R.
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Partner: UNT Libraries Government Documents Department

Ice-Cream Freezer.

Description: Patent for an improvement on ice cream freezer design in which casing an cream receptacles are mounted within the freezer unit. Special features include to agitate the cream receptacles as well as a mechanism keeping the freezing brine in constant circulation, resulting in an consistency in the quality and texture of the ice cream throughout.
Date: November 28, 1911
Creator: Hedges, Harry J.
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Partner: UNT Libraries Government Documents Department

Automatic Circuit Maker and Breaker

Description: Patent for automatic circuit maker and breaker that automatically cuts off the circuit to electric lights. Also for automatically completing circuits to said lights at the proper time
Date: November 2, 1915
Creator: Scholl, Max
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Automatic Water Cut-Off

Description: Patent for improvements to automatic water cut-offs adapted to be useful "in the event of the falling of temperature to freezing or any other predetermined degree of automatically cutting off the flow of the water." (Lines 18-22).
Date: November 13, 1917
Creator: Goodridge Wilson B.
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Partner: UNT Libraries Government Documents Department

Check-Line Buckle.

Description: Patent for "...a novel means for connecting a check-line to the main line..." (lines 11-12) including illustrations.
Date: April 22, 1902
Creator: Snell, David C. F.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Bed Attachment for Invalids.

Description: Patent for a new and improved bed attachment for bed-ridden persons. This design "consists, principally, of a frame, hinged between the side boards of the bedstead, said frame having a removable seat and adapted to be brought to a vertical position for supporting the [bed-ridden person] in a sitting position. The invention also consists in the construction and arrangement of parts" (lines 10-16).
Date: October 11, 1881
Creator: Brown, Joshua Perry
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Roller Drill.

Description: Patent for roller drills that will leave a central core standing in the hole being formed composed of six cutting rollers.
Date: November 28, 1911
Creator: Hughes, Howard R.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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