Churn Dasher.
Description:
Patent for a new and improved churn dasher. This design, "[a]s an article of manufacture, [consists in] the conical or concavo-convex churn dasher having a circular rim, the air cups or cells, the arms, and the raised nave or center portion, all of concavo-convex shape in their transverse sections" (lines 28-33).
Date:
May 5, 1885
Creator:
Hale, James F.
Partner:
UNT Libraries Government Documents Department