UNT Libraries Government Documents Department - 4 Matching Results

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Patent for an apparatus for destroying boll weevils on cotton. Illustration included.

Date: July 26, 1904

Creator: Jones, Albert Lee

Patent for an armored tread pneumatic tires to protect from punctures. Illustrations included.

Date: July 23, 1912

Creator: Sims, Bona

Patent for improvements of plows and their agricultural implementation.

Date: July 9, 1901

Creator: Kothmann, William H.

Patent for a pipe clamp for drawing well casings out of wells that can be used on different size pipes and grips harder as resistance increases.

Date: July 23, 1907

Creator: Benedict, George Spencer