3 Matching Results
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Improvement in Cultivators.
Patent for an improvement in the design of corn cultivators, including illustrations.
Date:
April 22, 1873
Creator:
Helm, Jack
System:
The Portal to Texas History
Improvement in Seed Planters.
Patent for new improvement in seed planting that describes parts of the construction including instructions and illustrations.
Date:
April 22, 1873
Creator:
Suggs, Isaac T.
System:
The Portal to Texas History
Improvement in Methods of Adjusting Signaling-Mirrors.
Patent for an improvement in the "method of throwing reflected light of a mirror with accuracy upon a distant object in flash-signaling" (lines 5-7), including illustrations.
Date:
April 22, 1873
Creator:
Kenney, Martin M.
System:
The Portal to Texas History