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6 Matching Results
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Automobile-Jack
Patent for an automobile jack that lifts the vehicle so that necessary repairs can be made and that relieves constant pressure of the tires.
Date:
January 18, 1916
Creator:
Davidson, Charles Edward
System:
The Portal to Texas History
Lifting Jack
Patent for lifting jack used to lift vehicles.
Date:
January 18, 1916
Creator:
Applewhite, Scott C.
System:
The Portal to Texas History
Locking Device for Differential Gears
Patent for "Locking Device for Differential Gears adapted especially for use in connection with automobiles using the “full floating” type of rear axle." (lines 4-7) including instructions and illustrations.
Date:
January 18, 1916
Creator:
King, George W.
System:
The Portal to Texas History
Hen's Nest.
Patent for an automatic gate or door for a hen's nest enclosure that will swing shut to keep out intruders when a hen enters and open when the hen leaves.
Date:
January 18, 1916
Creator:
Buie, Daniel C.
System:
The Portal to Texas History
Road-Grader
Patent for an improvement or update to a device called a road-grader. This patented upgrade will make the use of a road-grader easier.
Date:
January 18, 1916
Creator:
Harris, Elie B.
System:
The Portal to Texas History
Side Delivery Conveyor
Patent for a devices that transfers boxes from one point A to point B without any lifting from a person.
Date:
June 23, 1913
Creator:
Drake, Rollin L.
System:
The Portal to Texas History