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8 Matching Results
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Blade.
Patent for a new blade similar to "weed blades" (line 10) that can be "attached to a cultivator" (line 11) and includes an illustration.
Date:
July 15, 1913
Creator:
Kelly, John H. & Mershon, John H.
System:
The Portal to Texas History
Stamp-Affixing Machine.
Patent for a stamp affixing machine, which attaches stamps from a roll to envelopes inserted into the machine.
Date:
March 15, 1910
Creator:
Brents, William R.
System:
The Portal to Texas History
Trolley-Harp.
Patent for improvements to the efficiency of trolley harps by changing how the currents that power "overhead type electric car systems" (lines 13-14) are conducted.
Date:
May 15, 1917
Creator:
Carmack, James H.
System:
The Portal to Texas History
Reed Board
Patent for an improved design for reed cells and pipe cells as related to a reed organ. Includes illustrations.
Date:
February 15, 1916
Creator:
Preston, Percy
System:
The Portal to Texas History
Plow.
Patent for an improved shovel plow.
Date:
November 15, 1910
Creator:
Lindsey, William F.
System:
The Portal to Texas History
Peanut Digger.
Patent for new and useful improvements to a machine for harvesting or digging peanuts, including instructions and illustrations.
Date:
May 15, 1917
Creator:
Amos, Thomas E. & Abernathy, George J.
System:
The Portal to Texas History
Display Device for Doors.
Patent for a display case that may be fastened to a door with glass panes, including instructions and illustrations.
Date:
September 15, 1914
Creator:
Nunn, John M.
System:
The Portal to Texas History
Cotton Harvester.
Patent for improved cotton harvester consisting of the parts, constructions, arrangements, and combinations of parts. Patent includes figures for parts in several views.
Date:
October 15, 1912
Creator:
Upshaw, Lucius L.
System:
The Portal to Texas History