UNT Libraries Government Documents Department - 13 Matching Results

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Book Carriage

Description: Patent for book carriage. This invention is designed to cradle open books and registrars. Illustration included.
Date: July 18, 1905
Creator: Marsh, Sidney Augustus & Gifford, George Chester

Composition for Preserving Wood.

Description: Patent for a new and improved compound for “preserving all kinds of wood, in or above ground, but is especially adapted for preserving wood in salt water from the ravages of worms, barnacles and etc…” (Line 24-27) Ingredients, proportions of ingredients and mixing instructions are included. No illustration.
Date: July 12, 1881
Creator: Smith, Bat

Spark-Plug

Description: Patent for new improvements in Spark-Plugs which decreases the possibility of imperfect sparking and provides a visible indication if the spark plug is not working properly.
Date: July 28, 1914
Creator: Cole, Emory W.

Spring-Clip Tool.

Description: Patent for "putting back spring or axle clips where the clip is slightly bent and difficult to replace by hand, the tool serving as a convenient means for bending and forcing the clip in place without injuring the threads thereon" (lines 19-23), with illustrations.
Date: July 1, 1919
Creator: Stark, Gara Roscoe
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