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Burglar-Alarm.
Patent for a portable device that can be hung on a door knob and sound an alarm when the knob is turned, including instructions and illustrations.
Date:
August 18, 1914
Creator:
Dick, Archie P., Jr.
System:
The Portal to Texas History
Carton.
Patent for cartons, specifically cartons belonging to "the class of collapsible safety wrappers for bottles or other fragile articles." (lines 9-10).
Date:
August 30, 1916
Creator:
Elder, Joseph H.
System:
The Portal to Texas History
Prescription-Filing Machine.
Patent for a prescription-filing machine that allows for more accurate sorting of medical prescriptions.
Date:
August 6, 1918
Creator:
Elder, Joseph H.
System:
The Portal to Texas History