UNT Libraries Government Documents Department - 5 Matching Results

Search Results

Well Lining.

Description: Patent for a new and improved well lining. This design "has for its object to provide a seamless lining extending from the bottom of the well to the surface of the ground and designed to exclude all foreign or impure substances from the well-water—such as pass through the cracks of the brick or stone lining now commonly employed—and also to exclude ants and other insects and prevent the damage frequently cause through this source" (lines 9-17).
Date: May 13, 1890
Creator: Blackmon, Albert

Seed-Planter.

Description: Patent for improvement of seed planter "adapted for the planting of various kinds of seeds" (lines 10-11) and addition of tilting movements, including illustrations.
Date: November 13, 1900
Creator: Wendtland, Wilhelm & Wunderlich, W. F.
Back to Top of Screen