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Acetylene-Gas Generator.

Description: Patent for certain new and useful improvement sin acetylene gas generators, including instructions and illustrations.
Date: February 20, 1900
Creator: Pitts, William Wirt
Partner: UNT Libraries Government Documents Department

Advertising Device.

Description: Patent for "a simple and inexpensive advertising device adapted to be placed on street corners and other public places and capable of exciting the curiosity and attracting attention, and thereby directing the attention of persons to the advertisement" (lines 11-16).
Date: March 20, 1894
Creator: Attaway, Henry F.
Partner: UNT Libraries Government Documents Department

Device for Making Castings.

Description: Patent for "making castings of various kinds, and more especially for making castings for dental use" (lines 10-12) including illustrations.
Date: April 20, 1909
Creator: Davison, Hugh M.
Partner: UNT Libraries Government Documents Department

Cotton-Press.

Description: Patent for new and useful improvements in cotton presses, including instructions and illustrations.
Date: December 20, 1898
Creator: Mason, William R.
Partner: UNT Libraries Government Documents Department
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