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Vehicle-Step.

Description: Patent for a unit which covers the hub of a wheel to provide protection against people "stepping on or 'riding' the hub." (Line 15).
Date: August 10, 1915
Creator: Butcher, Joseph A.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Elevator-Door Sill.

Description: Patent for an elevator sill that bridges the gap between the floor and the bottom of the elevator when the elevator doors are open.
Date: August 31, 1915
Creator: Doren, Lewis W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Crimping-Machine

Description: Patent for "a machine that crimps the edges of lids for lard pails and the like." (lines 8-11) including illustrations.
Date: August 15, 1915
Creator: Humphreys, Jerome Nichols
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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