Resource Type
States
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Improvement In Rotary Valve And Seat.
Patent for an improvement in the construction of a rotary valve and seat. Specifications for the new construction and illustrations are included.
Date:
August 5, 1879
Creator:
Watkins, Edward L.
System:
The Portal to Texas History
Improvement in Cotton-Gin Hoppers.
Patent for improvement in cotton-gins, including illustrations.
Date:
August 5, 1879
Creator:
Horne, Edward Gideon
System:
The Portal to Texas History
Improvement In Bale-Ties.
Patent for "certain new and useful Improvements in Bale-Ties" [lines 4-5] along with a description of construction and illustrations.
Date:
August 5, 1879
Creator:
Rand, Anders
System:
The Portal to Texas History
Improvement in Blow-Off Cocks.
Patent for improvement in blow-off cocks used in locomotives and steam boilers, including an illustration.
Date:
August 5, 1879
Creator:
Harrop, Benjamin B.
System:
The Portal to Texas History
Improvement in Car-Axle Boxes.
Patent for improvement to car-axle boxes, specifically "Oil-Collectors for Railroad Journals" (line 6), including illustrations.
Date:
August 5, 1879
Creator:
Morris, Robert C. & McLane, Hiram H.
System:
The Portal to Texas History
Improvement in Game-Tables.
Patent for a "new and improved Gaming-Table..." [line 5] including illustrations and instructions.
Date:
August 5, 1879
Creator:
Macy, Edwin M.
System:
The Portal to Texas History