UNT Libraries Government Documents Department - 3 Matching Results

Search Results

Results: 1 - 3

Air-Valve Cage for Air-Brake Pumps

Description: Patent for an air valve cage for air brake pumps which reduces the wear on the air brake pump and substantially reduces the maintenance costs of the system.
Date: February 16, 1909
Creator: Mattingly, James

Churn

Description: Patent for a churn designed for churning butter in smaller quantities and preventing foreign objects from entering. Illustrations included.
Date: January 5, 1909
Creator: Bland, William W.

Ice-Chamber for Refrigerators.

Description: Patent for an ice chamber for refrigerators, which decreases the amount of ice needed to keep the refrigerator cool and circulates the air better.
Date: June 1, 1909
Creator: Carter, William H.
Back to Top of Screen