Resource Type

Collapsible Bench. (open access)

Collapsible Bench.

Patent for a collapsible bench that improves the structure of general work benches by folding together when not being used.
Date: June 15, 1920
Creator: Danyluk, Iwan.
System: The Portal to Texas History
Digging-Machine. (open access)

Digging-Machine.

Patent for a digging machine specialized in breaking hard soil and creating ridges that attempt to reduce erosion.
Date: April 5, 1921
Creator: Holly, Charles
System: The Portal to Texas History
Horseshoe. (open access)

Horseshoe.

Patent for horseshoes that can be attached to the horses' foot without nails.
Date: September 7, 1920
Creator: Lainweber, Mary C.
System: The Portal to Texas History