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Pessary.
Patent for a ring pessary used as a female birth control device, including illustration.
Date:
February 22, 1859
Creator:
Wells, Francis, F.
System:
The Portal to Texas History
Improvement in Seeding-Machines.
Patent for the improvement of the seed-box so the seeds are properly distributed into the soil while preventing the seed from clogging the machine, including illustration.
Date:
August 24, 1858
Creator:
Keiper, D. B. & Fox, A. C.
System:
The Portal to Texas History
Improvement in Seed-Planters.
Patent for a seed feeder using a tube connected to a revolving cylinder at the bottom of the hopper to deposit the seeds into the earth, including illustration.
Date:
March 9, 1858
Creator:
Doss, William C.
System:
The Portal to Texas History