Resource Type
Counties
6 Matching Results
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Magneto-Electric Telegraphy.
Patent for a machine that telegraphs messages between distant points by means of induced currents that produce magnets without the use of battery current, including illustrations.
Date:
August 18, 1885
Creator:
Brown, Fred H.
System:
The Portal to Texas History
Nut Lock.
Patent for a new and improved nut lock. This design consists in "[t]he combination, with the end-cleft screw-bolt, of the wedge which is made of the same width as the diameter of the bolt, and provided with serrations corresponding to the screw-thread, and the fastening-wire which is wrapped around both bolt and wedge and lies in their respective grooves and serrations" (lines 72-78).
Date:
August 23, 1881
Creator:
McAllister, Lewis Campbell
System:
The Portal to Texas History
Passenger Mileage-Recorder.
Patent for "new and useful improvements in mileage recorders for steam railway coaches and similar vehicles" (lines 8-10) including illustrations.
Date:
August 14, 1888
Creator:
West, Samuel M.
System:
The Portal to Texas History
Railway Rail and Chair.
Patent for a new and improved railway rail and chair combination. This design consists in "[t]he combination of the reversible rail and chair-plates . . . so as to leave an open crescent-shaped space below the middle part of the rail and above the inwardly projecting lips" (lines 94-98).
Date:
August 2, 1881
Creator:
Brown, Frederick H.
System:
The Portal to Texas History
Draw-Bridge
Patent for improvements in the construction and design of draw bridges.
Date:
August 14, 1888
Creator:
Briggs, William J.
System:
The Portal to Texas History
Device for Transplanting Trees.
Patent for a new and improved device for transplanting trees. This design consists, "in the combination, with a suitable head having pins or spikes around its edges, of a series of staves having transverse slots, with which the pins engage, and recessed on their edges to form openings for the roots to pass, and means for holding the staves together" (lines 83-89).
Date:
August 21, 1888
Creator:
Stanley, Thomas E. & Gulley, Calvin D.
System:
The Portal to Texas History