Resource Type

Clamp for Pump Rods and Well Tubes (open access)

Clamp for Pump Rods and Well Tubes

Patent for a clamp for pump rods and well tubes. Illustration included.
Date: November 5, 1912
Creator: Fisher, William W.
System: The Portal to Texas History
Grain-Heading Machine. (open access)

Grain-Heading Machine.

Patent for a grain-heading machine for "gathering broom corn, sorghum, maize and the like" (lines 12-13).
Date: November 26, 1918
Creator: Davidson, Rufus Burley
System: The Portal to Texas History
Draft Attachment for Railway Cars (open access)

Draft Attachment for Railway Cars

Patent for a draft attachment for railway cars.
Date: November 10, 1903
Creator: Agnell, Peter W.
System: The Portal to Texas History