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Switching Device

Description: Patent for switching devices. This invention is for electrically operated switch tongue throwing mechanisms and is for use in switching cars from one track to another. illustrations included.
Date: February 5, 1907
Creator: Makley, John N.; Manett, Edward F. & Dannelly, Frank M.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Cotton Harvester

Description: Patent for a cotton harvester. The invention is designed to pick cotton, automatically depositing the bolls in the gin, separates the seeds, and discharges the lint. Illustration included.
Date: November 5, 1907
Creator: Williams, Edward M.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Electrical Attachment for Movable Object

Description: Patent for "a means to prevent the retarding of a movable element, such as shovel or disk plows, road rollers and rotatable and reciprocatory devices, when the said element is traveling through or upon an adhering earthy electrical conducting substance" (lines 7-12).
Date: November 5, 1907
Creator: Dawkins, John R.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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