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9 Matching Results
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9
Ballast-Scraper.
Patent for new and useful improvements in ballast scrapers, including instructions and illustrations.
Date:
August 22, 1899
Creator:
McElvaney, Charles T.
System:
The Portal to Texas History
Combination-Tool
Patent for a combination-tool which includes a putty-knife and hammer and claw. The idea is that when one tool is in use, the other portion can be closed away.
Date:
May 22, 1906
Creator:
Carlton, Thomas R.
System:
The Portal to Texas History
Ratchet Die-Stock
Patent for improvement on the usage of die-stocks which are used to cut and thread metal objects such as pipes.
Date:
July 22, 1919
Creator:
Hestand, Rue S.
System:
The Portal to Texas History
Lubricator
Patent for a lubricator for locomotives and steam engines. Illustrations included.
Date:
November 22, 1910
Creator:
Coppers, John Andrew & Booth, Eldredge Early
System:
The Portal to Texas History
Improvement in Cooling Attachements in Barrels.
Patent for improved cooling attachements for larger-beer barrels.
Date:
October 22, 1878
Creator:
Hoerr, John
System:
The Portal to Texas History
Recording Device
Patent for an improved device that records flow of grain in a mill.
Date:
July 22, 1911
Creator:
Hoover, Guy F.
System:
The Portal to Texas History
Railway-Switch
Patent for a railway switch.
Date:
February 22, 1910
Creator:
Shellenberger, Samuel L.
System:
The Portal to Texas History
Extension for Bedsteads
Patent for "an adjustable, folding, and removable attachment that can be adjusted to various heights, one that can be easily attached to and detached from the bedstead, and one that when so detached can be neatly folded into a compact mass,which will occupy very little space" with an adjustable guard (lines 11-19).
Date:
July 22, 1890
Creator:
Belsher, Julia A.
System:
The Portal to Texas History
Improvement in cane-strippers.
Patent for an improvement in sugar-cane stripping machines, using an arrangement of rollers and a movable spring blade. Includes illustrations.
Date:
July 22, 1879
Creator:
James, Robert C.
System:
The Portal to Texas History