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Switchboard

Description: Patent for a switchboard for use with telephone exchanges and electrical plants. The invention is designed to connect any line wire to the jack wire. Illustration included.
Date: January 8, 1907
Creator: Weir, Welby D.
Partner: UNT Libraries Government Documents Department

Flexible Armor For Hose and Piping

Description: Patent for flexible armor for hose and piping. Illustrations included.
Date: January 8, 1907
Creator: Weir, Welby Dunbar
Partner: UNT Libraries Government Documents Department

Fan

Description: Patent for a a spring motor fan. Illustration included.
Date: January 8, 1907
Creator: Tomison, Willis Albert & Hitt, John F.
Partner: UNT Libraries Government Documents Department
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