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Construction of Privy-Vaults.
Patent for an improvement of privy-vaults using a soil-pipe with sleeve adapted to be connected with the trap-door of the vault-floor into an air-chamber where a ventilating-pipe is placed directly above a furnace; the noxious gases along with the products of combustion in the furnace would be drawn from the air-chamber and carried off to the outer air. Illustration is included.
Date:
February 3, 1891
Creator:
Carrico, Thomas W.
System:
The Portal to Texas History
Single-Seed Planter.
Patent for a single-seed planter using “grasping-jaws pass through the seed box …to gather a seed and carry it to the discharge tube or place of deposit" (lines 9-12), illustration is included.
Date:
February 3, 1891
Creator:
Hurd, Judson B.
System:
The Portal to Texas History