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Improvement in Oil-Burners

Description: Patent for an oil burner to be used with heating ranges, stoves, boilers, and furnaces.
Date: October 17, 1911
Creator: Essex, Winfield S.
Partner: UNT Libraries Government Documents Department

Pass-Book

Description: Patent for certain new and useful improvements in pass books, including instructions and illustrations.
Date: October 17, 1899
Creator: Martin, Thomas P., Jr.
Partner: UNT Libraries Government Documents Department

Seeding Attachment For Disk Harrows.

Description: Patent for certain new and useful improvements in seeding attachments for disk harrows, including instructions and illustrations.
Date: October 17, 1899
Creator: Rogers, Jonathan Judson & Kennedy, Oliver Sylvester
Partner: UNT Libraries Government Documents Department

Gauge Cock.

Description: Patent for steam gauge or test cocks that provides a simple and economical gauge cock for steam boilers by which the steam can be readily tested and which is adapted to close the orifice automatically to provide a constructions which will not be disarranged in operation.
Date: October 17, 1922
Creator: Woodruff, Lovell H.
Partner: UNT Libraries Government Documents Department
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