Well Pumping Mechanism (open access)

Well Pumping Mechanism

Patent for well pumping mechanism. Illustration included.
Date: November 22, 1910
Creator: Gray, William T.
System: The Portal to Texas History
Land-Roller. (open access)

Land-Roller.

Patent for a land roller that has rollers that can move independently of one another.
Date: November 30, 1909
Creator: Englund, Eric
System: The Portal to Texas History
Device for Cutting Key Seats or the Like (open access)

Device for Cutting Key Seats or the Like

Patent for a device for cutting key seats or the like. This invention is an improvement in metal working tools as they relate to key seat cutters. Illustration included.
Date: November 12, 1907
Creator: Lindstrom, Conrad
System: The Portal to Texas History
Oil-Burner. (open access)

Oil-Burner.

Patent for an oil-burner, “and it has for its object to provide a construction in which stream will be admitted to the oil or commingled therewith in sufficient quantity to aid combustion…” (lines 11-15) including illustrations.
Date: November 11, 1902
Creator: Chandler, William E.
System: The Portal to Texas History
Corn and Cotton Scraper. (open access)

Corn and Cotton Scraper.

Patent for a new and improved corn and cotton scraper. This design "is to provide an improved corn and cotton scraper for turning or shovel plows for the cultivation of cotton, corn, and other plants, which is adapted to be attached to the beam of the plow without weakening the same by cutting or boring. The scraper is so arranged as to be adjusted either to the right or left, as desired, and up and down, on a central slotted foot-piece, by means of which the line of draft on the blade of the scraper is at all times the same as that on the beam of the plow" (lines 14-25).
Date: November 9, 1886
Creator: Adams, William Hinyard
System: The Portal to Texas History