UNT Libraries Government Documents Department - 12 Matching Results

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Bit-Brace.

Description: Patent for "an improved form of brace having a V-guide which is substantially right-angled and mechanism mounted therein for driving a bit so arranged that the crank-arm of the handle may turn in a corner without striking the wall or without striking the wall or without striking a plane support should the guide rest thereon when boring a hole." (Lines 12-19) Includes instructions and illustrations.
Date: June 29, 1897
Creator: McClellan, Stephen
Item Type: Refine your search to only Patent

Gate

Description: Patent for a gate that can be opened or closed from a remote point, and can be locked with a latch. Illustrations included.
Date: June 11, 1907
Creator: Rogers, Frederick S.
Item Type: Refine your search to only Patent

Cotton Cultivator.

Description: Patent for a new and improved cultivator. This design consists in "the wheeled frame, the two laterally and vertically movable drag-bars jointed thereto, and each provided with shovels, the horizontal rotary-shaft lying between the drag-bars and provided with a blade arranged to revolve between the shovels of the respective beams, the transverse shaft mounted on the frame and connected by driving devices with the ground-wheel, and the intermediate shaft connected to the [other] shafts . . . by … more
Date: June 21, 1887
Creator: Hutchins, Charles Nelson
Item Type: Refine your search to only Patent
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