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Wire-Winding Device

Description: Patent for a wire winding device for repairing wooden bars.
Date: April 23, 1912
Creator: Wilkinson, Charles C.
Partner: UNT Libraries Government Documents Department

Steam-Boiler Indicator.

Description: Patent for an improvement in steam boiler indicators to alert when the water has dropped below a specified threshold, including instructions and illustrations.
Date: April 28, 1914
Creator: Marrs, Vollie B.
Partner: UNT Libraries Government Documents Department

Seed-Cotton Cleaner

Description: Patent for a seed cotton cleaner which cleans out foreign matter and defective cotton while the seed cotton is going on a conveyor belt to the cotton gin.
Date: April 23, 1912
Creator: Thompson, Henry
Partner: UNT Libraries Government Documents Department

Dental Instrument.

Description: Patent for a new dental instrument that extracts "swollen portions of the gum where it extends over the tooth" (lines 11-13), including illustration. Use of the instrument is meant to replace the common, but "objectionable" (line 56), practice of lancing the gum.
Date: April 4, 1916
Creator: Knox, Eldon Lemoin
Partner: UNT Libraries Government Documents Department

Cultivator

Description: Patent for cultivator with illustrations and certain improvements on the invention.
Date: April 9, 1918
Creator: Whisenant, David A.
Partner: UNT Libraries Government Documents Department
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