Door Check.
Description:
Patent for a new and improved door-check. This design "consists in the combination, with a jaw provided with a pocket having an opening in its bottom, of a pivoted bar having a bead or nipple, which bar is passed through the pocket, and of a spring held in the pocket jaw and resting on the bar" (lines 12-17).
Date:
November 10, 1885
Creator:
Maurer, Adam
Item Type:
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Patent
Partner:
UNT Libraries Government Documents Department