Access
Resource Type
Language
5 Matching Results
Results open in a new window/tab.
Results:
1 - 5 of
5
Improvement in Wheel-Plows.
Patent for an improvement in wheel plows made so that "the plowing may be done by passing back and forth in parallel lines" (lines 17-18).
Date:
September 5, 1871
Creator:
Coreth, Rudolph
System:
The Portal to Texas History
Improvement in Combination Locks.
Patent for improved combination locks, with a bolt that is locked or unlocked by the combination of spindles and pivoted buttons. The invention combines the spindles in to an "annular ring having letters or numbers and a series of different shaped pegs or combinations of letters or figures or both jointly" (pg 1).
Date:
September 12, 1871
Creator:
Hall, William N.
System:
The Portal to Texas History
Improvement in Railway-Car Trucks.
Patent for improvements in railway car trucks.
Date:
September 12, 1871
Creator:
Mestier, John R.
System:
The Portal to Texas History
Improvement in Wheel-Cultivators.
Patent for the improvement of wheel-cultivators, combining a plow and cultivator. It includes a description and illustration.
Date:
September 19, 1871
Creator:
Viars, John A.
System:
The Portal to Texas History
Improvement in Gate-Latches.
Patent for improvements in gate latches: "to provide a self closing latch, simple in its construction and easy f operation" (lines 18-19).
Date:
September 26, 1871
Creator:
Lee, John H.
System:
The Portal to Texas History