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Drafting Appliance

Description: Patent for the invention of improvements of drafting appliances.
Date: December 13, 1911
Creator: Blair, Oliver C.
Partner: UNT Libraries Government Documents Department

Automatic Funnel.

Description: Patent for a funnel which automatically seals when liquid in a receptacle reaches a certain level. The spout of the funnel also contains a stopper which can be lifted to permit liquid to pass into the receptacle at the desired time.
Date: June 13, 1911
Creator: Evans, Jesse M.
Partner: UNT Libraries Government Documents Department
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