Resource Type
States
4 Matching Results
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Improvement in Vapor-Burners.
Patent for an improvement in vapor burners used in self-generating gas burners.
Date:
June 23, 1874
Creator:
Sawyer, Frederick A.
System:
The Portal to Texas History
Improvement in Preparations of Chewing-Gum.
The production of chewing-gum will become much simpler with the improved patent of chewing-gum.
Date:
June 23, 1877
Creator:
Cotter, Robert
System:
The Portal to Texas History
Improvement in Pump-Buckets
Patent for new and improved pump-buckets, which are more cheaper and much more durable. The much improved pump-buckets fasten together with chains as well as metal plates.
Date:
October 9, 1877
Creator:
William, Mayfield D.
System:
The Portal to Texas History
Improvement on Corn and Cotton Planters.
Patent for a combined corn and cotton planter.
Date:
June 23, 1874
Creator:
Domschke, Carles
System:
The Portal to Texas History