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School-Desk.

Description: Patent for improvement in school desks by mounting the desks’ legs on the base-bars, the row of desks so mounted can be moved at the same time by employing the roller devices at the opposite end of the base-bars. The roller devices may be permanently connected with the base-bars of each row or it can be detached if desired; for conveniently removing the desks whenever desired. (Lines 45-55) Illustration is included.
Date: March 24, 1903
Creator: Litsey, Robert G.
Item Type: Refine your search to only Patent

Cinder and Smoke Consuming Apparatus.

Description: Patent for "devices for conducting exhaust steam, gases and cinders to the fire place of a boiler and is primarily intended for use in locomotive boilers, and its object is to increase the efficiency of such apparatus" (lines 11-16).
Date: February 14, 1893
Creator: Little, Francis
Item Type: Refine your search to only Patent

Combined Elevator, Cleaner, Distributer, and Feeder for Seed-Cotton.

Description: Patent for a "simple and efficient apparatus for conveying seed-cotton from a wagon or other source of supply, to one or more gins or gin feeders, said apparatus being adapted, at the same time, to thoroughly clean the seed-cotton and to deliver it to the gins or feeders in the desired quantities in a uniform manner, and in loose and uncompacted condition" (lines 14-21).
Date: April 10, 1894
Creator: Littlefield, Thomas E.
Item Type: Refine your search to only Patent

Combined Elevator, Cleaner, Distributer, and feeder for Seed-Cotton.

Description: Patent for Combined Elevator, Cleaner, Distributer, and feeder for Seed-Cotton: "provide a simple, cheap and efficient apparatus for taking seed cotton from a wagon, or other source of supply cleaning it, and delivering it in the desired quantity and in a suitable condition for ginning to one or more gins or gin feeders" (lines 13-18).
Date: April 10, 1894
Creator: Littlefield, Thomas E.
Item Type: Refine your search to only Patent

Four-Wheel Drive

Description: Patent for a four-wheel drive with a combined central driving unit and differential that simplifies construction and improves efficiency in operation.
Date: January 25, 1921
Creator: Littlejohn, Lonzo B.
Item Type: Refine your search to only Patent

Dental Impression-Tray.

Description: Patent for improvements in dental impression trays that is adaptable for when there is only one or a partial set of teeth. There is a separate, smaller dental impression tray that is easily accessible and can be adapted to take impressions of one tooth or partial teeth.
Date: August 31, 1920
Creator: Littlejohn, Thomas F.
Item Type: Refine your search to only Patent

Improvement in Rifle-Barrels.

Description: Patent for a "new and useful improvement in firearms" (lines 4-5), including instructions and illustrations. The invention provides "a gun-barrel with a number of cutters or plows for grooving the ball, said cutters or plows to correspond with with the number of guides or ribs which the gun is formed" (lines 20-25).
Date: December 11, 1877
Creator: Littlejohn, William
Item Type: Refine your search to only Patent

Improved Head-Rest.

Description: Patent for a new and improved head-rest for railroad-car seats and other seats, that can be applied to or removed from the back of seats without the use of clamp-screws, and are adjustable and adaptable to the convenience and comfort of different persons. It includes a description and illustrations.
Date: May 31, 1870
Creator: Littlepage, Caleb V.
Item Type: Refine your search to only Patent

Improvement in Methods of Forming Saw-Teeth.

Description: Patent for "a rule for giving to the backs of saw-teeth such an angle as will allow the teeth to be made of proper strength and at the same time to be chambered out and pointed so that they will cut the wood like chisels instead of scraping or tearing the wood." (Lines 14-19) Includes instructions and illustrations.
Date: December 19, 1871
Creator: Littlepage, Caleb V.
Item Type: Refine your search to only Patent
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