Traction-Wheel (open access)

Traction-Wheel

Patent for a traction wheel with a removable gripping surface which will prevent the wheel from slipping on roads or slick surfaces.
Date: January 19, 1915
Creator: Biela, Valentine
System: The Portal to Texas History
Hay Press (open access)

Hay Press

Patent for a hay press. This invention includes a reciprocating plunger with plunger heads and designed to work in separate compressing chambers. Illustrations included.
Date: May 19, 1908
Creator: Biela, Valentine
System: The Portal to Texas History