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Telephonometer

Description: Patent for measuring and recording the length of time when a telephone has been in use. It is simple and inexpensive.
Date: October 15, 1918
Creator: Gray, Frank
Partner: UNT Libraries Government Documents Department

Pencil-Lighting Attachment.

Description: Patent for improvement in pencil-lighting attachments. This is meant to combine an electric lamp with a pencil, pen, etc. within a mounted casing so that the surface being written on may be lighted.
Date: October 1, 1918
Creator: Bennett, Jerrell
Partner: UNT Libraries Government Documents Department

Dispensing Apparatus

Description: Patent for an improvement in Dispensing Apparatus adapted to dispense the material and at all times excluding moisture and air from the receptacle.
Date: October 28, 1918
Creator: Llewellyn, John Thomas
Partner: UNT Libraries Government Documents Department
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