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Spindle Lubricator.

Description: Patent for improving the process of lubricating spindles without removing the wheel, and at a more affordable cost.
Date: January 1, 1918
Creator: Stair, Oscar H.
Partner: UNT Libraries Government Documents Department

Lamp-Burner.

Description: Patent for a lamp burner that supplies air to the lamp flame to ensure proper combustion and maximum light while keeping flame in proper position, illustration included.
Date: January 8, 1918
Creator: McCrone, John W.
Partner: UNT Libraries Government Documents Department
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