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Electric Conductor

Description: Patent for electric conductor with switch cord and plug especially designed for use with multiple electrical circuits, as with a telephone switchboard.
Date: March 20, 1906
Creator: Weir, Welby D.
Partner: UNT Libraries Government Documents Department

Mixing Plant.

Description: Patent for new mixing plants materials and procedures, "comprising novel means for handling, conveying, and mixing the several materials which constitute the feed and for accurately determining the proportion of each such materials" (lines 11-15), including instructions and illustrations.
Date: March 3, 1906
Creator: Binnings, Charles Elijah
Partner: UNT Libraries Government Documents Department
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