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Heating Attachment for Lamps.

Description: Patent for a heating attachment for lamps, which captures the heat from the lamp and allows its use for heating the room or for warming up small items such as tea.
Date: March 30, 1909
Creator: Drew, James Cloyd
Partner: UNT Libraries Government Documents Department

Sign.

Description: Patent for a rotating metal sign, which does not warp from the turning action.
Date: March 23, 1909
Creator: Dazey, Nathan P. & Hall, George W.
Partner: UNT Libraries Government Documents Department

Car-Ventilator.

Description: Patent for a railroad car ventilator, which supplies fresh air to the car and sends stale air out of the car. It also is equipped with an ice cooling system and a disinfectant spray system.
Date: March 9, 1909
Creator: Carroll, Samuel C.
Partner: UNT Libraries Government Documents Department
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