UNT Libraries Government Documents Department - 1,156 Matching Results

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Power Plow

Description: Patent for a plow "operated by power, such as traction-engines, with which such plows may be readily connected, and which are usually so constructed as to conveniently transmit motion to the operating mechanism of the plow." (line 8-12)
Date: June 2, 1903
Creator: Parker, John L.
Item Type: Refine your search to only Patent

Framing-Tool

Description: Patent for a framing tool designed to ease the laying of "rafters, stair carriages and the like" (lines 14-15). The tool assists in measuring proper "dimensions of cuts to be made in timber to accomplish desired construction" (lines 19-20).
Date: September 26, 1911
Creator: Whitlock, John N.
Item Type: Refine your search to only Patent

Extension-Cot.

Description: Patent for an extension cot, which can be widened through the folding out of extra slats from the top of the cot and folds compactly for transportation.
Date: October 15, 1907
Creator: Whitlock, Henry B.
Item Type: Refine your search to only Patent

Folding Wagon-Box Step

Description: Patent for a new and useful folding wagon-box steps. This design is to "provide a novel, simple, and safe device of the character indicated which is adapted for compact and convenient folding into a close package when not in use" (line 11-14).
Date: January 25, 1898
Creator: Brown, Marvel C.
Item Type: Refine your search to only Patent

Shaft-Tug

Description: Patent for a support that provides "simple and effective means whereby a shaft may be readily inserted in or removed from the top portion of the tug or support instead of by threading the shaft through the latter." (lines 9-13)
Date: March 17, 1903
Creator: Wiggs, Zeph & Henderson, James E.
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Gang Plow

Description: Patent for a gang plow. This invention allows for the attachment of several plows might be towed to till large areas of land. Illustration included.
Date: April 4, 1905
Creator: Ray, Fellix Griffin
Item Type: Refine your search to only Patent

Safety-Signal-Board Attachment.

Description: Patent for an attachment to railroad safety signal boards that holds orders for trains in a box that only opens when the danger or stop signal is raised on the semaphore. To get the clear signal, the orders must be replaced in the box or put on a clip on the outside of the box, which rings an alarm while they are there to alert the railroad operator to reset the box.
Date: February 26, 1907
Creator: Gates, William Thomas
Item Type: Refine your search to only Patent
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