Counties
1 Matching Results
Results open in a new window/tab.
Results:
1 - 1 of
1
Controlling Mechanism for Windmills.
Patent for the operation of a windmill pump that may be automatically controlled so that a constant supply of water will be maintained in the storage tank.
Date:
June 18, 1918
Creator:
Bradford, Joseph W.
System:
The Portal to Texas History