UNT Libraries Government Documents Department - 4 Matching Results

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Quick-Adjusting Wrench.

Description: Patent for quick adjusting wrenches that simplify and improve the constructions and increase the efficiency and utility of hese types of devices. The movable jaw can be instantly released or locked.
Date: June 11, 1918
Creator: Grogan, Edward W.
Item Type: Refine your search to only Patent

Shackle.

Description: Patent for a new and improved set of shackles. This design consists in "[a] mitten provided with button-holes in its wrist, in combination with a handcuff provided with a fastening-button . . . [and] a flexible wrist band or cuff and carrying devices whereby a mitten may be attached thereto" (lines 73-79).
Date: June 4, 1889
Creator: James, John & Goodenough, Alvin D.
Item Type: Refine your search to only Patent

Seed-Planter.

Description: Patent for a durable, simply constructed, and inexpensive seed-planter. It has a main frame, adjustable supporting-wheels, diagonal parallel bars, disk-beams with "angular front ends pivoted in brackets on the main frame" (lines 48-49), and "disks supported by stub-shafts projecting from the spindle-supporting bar" (lines 49-51).
Date: June 16, 1896
Creator: Leissler, John C.
Item Type: Refine your search to only Patent

Cut-Out Device for Windmills.

Description: Patent for "an improved attachment for wind mills, whereby the mill may be thrown out of gear automatically when the supply tank becomes filled" (lines 9-13). It includes an illustration and description of the components.
Date: June 25, 1918
Creator: Pennington, Phil M.
Item Type: Refine your search to only Patent
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