UNT Libraries Government Documents Department - 7 Matching Results

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Corn or Cotton Planter.

Description: Patent for a new and improved planter. This design consists in "the combination, with the hopper and the seed-slide therein having one end projecting from one end of the hopper, of the reciprocating yoke having its rear portion angular in cross-section and its front portion cylindrical in cross-section and having an arm at one end to engage the opening in the projecting end of the seed-slide, the angular and cylindrical bearings for the respective parts of the yoke, whereby the latter may be un… more
Date: April 23, 1889
Creator: Armstrong, John Joshua & Lowrey, Andrew Stephen
Item Type: Refine your search to only Patent

Tool.

Description: Patent for "...a tool embodying certain novel features and details of construction, as hereinafter fully described, illustrated in the drawings, and claimed" (lines 7-10) with illustration and descriptions.
Date: April 27, 1897
Creator: Hutchins, John Pearce
Item Type: Refine your search to only Patent

Ventilator.

Description: Patent for a new and improved ventilator. This design is "to provide a ventilator which shall automatically accommodate or turn the collecting-hood thereof to the direction in which the wind is blowing, to collect and conduct fresh pure air into buildings, cars, &c.; to provide means for regulating the distribution of the air to the compartments or different parts of the buildings, &c.; to diminish the friction and wear between the swiveled collecting-hood and its supporting devices whereby sai… more
Date: April 27, 1886
Creator: Sellars, James K.
Item Type: Refine your search to only Patent
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