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290
Fuel-Oil Burner
Patent for Fuel-Oil Burners, focusing on the advancements in construction and efficiency in comparison to its predecessors.
Date:
October 11, 1921
Creator:
Mead, William J.
Object Type:
Patent
System:
The Portal to Texas History
Transmission-Gearing.
Patent for an improved gear set adapted for transmitting power to the main driving wheels of farm tractors, the gear set embodying simple and efficient means of effecting a reversal of travel without any chance of gear stripping, as well as the whole transmission gearing encompassing less space.
Date:
February 15, 1921
Creator:
Blumberg, Hamilton G.
Object Type:
Patent
System:
The Portal to Texas History