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6 Matching Results
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Loose-Leaf Binder.
Patent for a loose-leaf binder for medicine prescriptions, which is easier to open and close than previous ones.
Date:
July 23, 1907
Creator:
Perkins, John Hardeman
System:
The Portal to Texas History
Millstone-Dress.
Patent for "a new and improved mode of dressing millstones for the purpose of grinding wheat and grain into meal flour" (lines 4-7) including instructions and illustrations.
Date:
July 25, 1854
Creator:
Gaines, Edmund P.
System:
The Portal to Texas History
Fish and Rat Trap
Patent for fish and rat trap that can catch bait robbers as well as fish to reduce the nuisance for fishermen. The device contains a sensitive trigger release mechanism that can be activated under water at any point.
Date:
July 11, 1916
Creator:
Cotton, John W.
System:
The Portal to Texas History
Sash Holder And Fastener.
Patent for certain new and useful improvements in sash holders and fasteners, including instructions and illustrations.
Date:
July 25, 1899
Creator:
Guynes, Allen Perry
System:
The Portal to Texas History
Garden-Hoe Cultivator.
Patent for "a combination garden hoe and cultivating implement ... which has a number of interchangeable working elements and ... can be quickly adjusted for use as a drill opener, solid sweep, hoe, or turning plow" (lines 12-20).
Date:
July 24, 1917
Creator:
Muckleroy, Allie B.
System:
The Portal to Texas History
Double Speed Engine
Patent for a double speed engine. Illustrations included.
Date:
July 12, 1904
Creator:
Richards, Oliver L.
System:
The Portal to Texas History