Resource Type
Counties
2 Matching Results
Results open in a new window/tab.
Results:
1 - 2 of
2
Liner for Steam-Pumps.
Patent for a removable liner for steam pumps.
Date:
December 27, 1910
Creator:
Johnston, Horace G.
System:
The Portal to Texas History
Improvements in Rail-Lubricators
Patent for "a lubricating apparatus for use on street and other cars for lubricating the track when the car rounds a curve" (lines 8-11) including list of parts and illustrations.
Date:
April 27, 1910
Creator:
Freeman, Frank S. & Doke, Fred L.
System:
The Portal to Texas History