Building Construction (open access)

Building Construction

Patent for metal beams used in building construction that have perforated plates to allow the passage of concrete through the plate when the metal piece is embedded in concrete thus strengthening the attachment of the metal and the concrete.
Date: May 14, 1907
Creator: Keyser, William H.
System: The Portal to Texas History
Evaporating-Pan. (open access)

Evaporating-Pan.

Patent for a evaporating pan for use in making syrup from green juices that helps strain impurities out of the juice and boil it down by having a variety of compartments that the juice flows through throughout the pan.
Date: May 14, 1907
Creator: Chamblee, Wilson G.
System: The Portal to Texas History