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Automatic Locking Device

Description: Patent for improvements to automatic locking devices when turned one direction with illustrations.
Date: May 14, 1918
Creator: Dixon, Thomas K.
Partner: UNT Libraries Government Documents Department

Charge Firing Pin

Description: Patent for a new improvement in Charge - Firing Pens by John N. Swanson. Designed for bombs and torpedoes to create a simple firing pen mechanism that is simple, yet prevents accidental detonation of munitions
Date: January 14, 1918
Creator: Swanson, John N.
Partner: UNT Libraries Government Documents Department
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