Belt-Stretcher (open access)

Belt-Stretcher

Patent for an improvement in belt stretchers that are cheaper to make and easier to operate.
Date: May 22, 1920
Creator: Cherry, Warren L.
System: The Portal to Texas History
Ice-Machine (open access)

Ice-Machine

Patent for an icebox that can be combined with a refrigerator. The icebox will spray the ammonia compressor coil with water, as well as inducing a forced circulation of water in the icebox's freezing tank.
Date: May 22, 1920
Creator: Grant, Willburn C.
System: The Portal to Texas History