3 Matching Results
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Improvement in Sulky-Plows.
Patent for an improvement on sulky-plows which allows it to be adjusted for different uses.
Date:
August 28, 1877
Creator:
Renfro, Roberson A.
System:
The Portal to Texas History
Improvement in Fire-Escapes.
Patent for improving fire-escapes and provides a portable instrument that "may be used for letting persons directly down from buildings, or for carrying them from the upper stories of buildings to others buildings at a distance" (lines 9-12).
Date:
August 28, 1877
Creator:
Staples, George S.
System:
The Portal to Texas History
Improvement in Bee-Hives
Patent for bee-hives to more easily retrieve honey from the combs, which also gives extremely specific instructions on four different types of bee-hives.
Date:
July 28, 1877
Creator:
Van Horn, James F.
System:
The Portal to Texas History