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Chain-Steamer.

Description: Patent for a chain steamer that has an improved means of propulsion with a uniform speed despite a changing current. It does not allow the boat to laterally deflect. It is especially meant to be used with tow boats that travel on fast-moving, shallow streams. It can be used to move ferry boats across fast-moving rivers as well.
Date: February 7, 1893
Creator: Pfeifer, Edmund I. & Pfeifer, Eduard A.
Partner: UNT Libraries Government Documents Department

Wood-Preservative.

Description: Patent for a compound with preservative qualities for protecting submersed wood from the destructive forces of water, whether sea or fresh, and from shipworms.
Date: July 9, 1895
Creator: Gallinowsky, Hugo
Partner: UNT Libraries Government Documents Department

Lifeboat

Description: Patent for a lifeboat that "prevents the boat from capsizing" (lines 19-20) or sinking.
Date: November 25, 1919
Creator: Rusk, Raymond
Partner: UNT Libraries Government Documents Department

Vehicle.

Description: Patent for a vehicle that is "designed particularly for travel through the water but adapted through the peculiarity of its construction for travel with practically equal facility on the land." (p. 1, lines 9-12), including illustrations.
Date: May 4, 1915
Creator: Ramsey, Frank T.
Partner: UNT Libraries Government Documents Department

Life-Saving Raft.

Description: Patent for a life-raft composed of multiple airtight cylinders. The raft is adapted for use at sea in large quantiles aboard vessels.
Date: December 29, 1914
Creator: Comer, Samuel A.
Partner: UNT Libraries Government Documents Department

Boat.

Description: Patent for boat with improvements towards easy movements by using a propeller and rudder. The boat is designed with the user to use their feet to manually move the boat. The boat is designed for hunting or fishing while keeping the hands free.
Date: March 8, 1921
Creator: Greer, John C.
Partner: UNT Libraries Government Documents Department

Wave-Motor

Description: Patent for a wave motor for vehicles that travel on water. Illustrations included.
Date: February 4, 1913
Creator: Stribling, Samuel L.
Partner: UNT Libraries Government Documents Department

Jetty.

Description: Patent for a an inexpensive and durable jetty made from "piles driven in the ground in the ordinary way, but incase them in such a way that they will not be liable to early decay or infested by insects, which cut and destroy them when not protected" (lines 11-15).
Date: September 24, 1895
Creator: Bryant, Benjamin N.
Partner: UNT Libraries Government Documents Department

Improvement in Screw-Propulsion.

Description: Patent for "a new and useful Improvement in Screw-Propellers and their adaptation to the hulls of vessels" (lines 4-6) including illustrations.
Date: November 9, 1875
Creator: Wilson, Joseph Erwin
Partner: UNT Libraries Government Documents Department

Improvement in Mechanical Movements.

Description: Patent for a specific arrangement of a single-cylinder engine and two shafts with connecting rods that can be used to drive boat propellers.
Date: May 5, 1874
Creator: Franklin, Robert Morris
Partner: UNT Libraries Government Documents Department

Ventilating System for Vehicles.

Description: Patent for a ventilation system for closed moving vehicles that is run off of the motion of the vehicle from the roadway surface or a motor and has air pipes for taking out stale air and bringing in fresh air.
Date: March 12, 1907
Creator: Carroll, Samuel C.
Partner: UNT Libraries Government Documents Department

Propeller of Machinery to be used in Currents.

Description: Patent for a propelled water wheel that is attached to the back of a vessel that uses a current of water and stream power, including illustrations.
Date: November 18, 1851
Creator: Hardie, James
Partner: UNT Libraries Government Documents Department

Hydraulic Propulsion of Vessels.

Description: Patent for an improvement on a previous patent granted to the inventor (No. 480,533). "It consists in means for draining the bearings of the jet nozzles, and in means for ventilating and draining the ship's hold" (lines 12-16).
Date: January 9, 1894
Creator: Walker, James C.
Partner: UNT Libraries Government Documents Department

Propeller

Description: Patent for a boat propeller that does not create a vacuum behind it and is more efficient than other propellers.
Date: July 23, 1912
Creator: Blake, David H.
Partner: UNT Libraries Government Documents Department

Means for Propelling Boats.

Description: Patent for a means for propelling boats that uses pneumatic pressure and does not use propellers and screws. The invention has increased propulsion.
Date: October 16, 1894
Creator: Higgins, Pattillo
Partner: UNT Libraries Government Documents Department

Propeller-Wheel.

Description: Patent for a propeller-wheel for steam and other vessels. This invention is meant "to provide a propeller by which a maximum speed may be obtained without a proportionate increase in toe motive power employed" (lines 15-18). It doesn't have a lateral resistance of water and does not diffuse water in all directions.
Date: December 17, 1895
Creator: Parker, Elisha J.
Partner: UNT Libraries Government Documents Department

Marine Illusion Apparatus

Description: Patent for a Marine Illusion apparatus. This invention is to fit between two boats so that passengers can travel from one boat to another that is attached to a dock. Illustration included.
Date: August 14, 1906
Creator: White, Francis Marion & Langever, James J.
Partner: UNT Libraries Government Documents Department

Marine-Engine Governor.

Description: Patent for marine engine governor "designed to maintain uniformity of speed of the engine when the resistance to the propeller or propellers is varied" (lines 11-13), including illustrations and description of construction.
Date: August 18, 1903
Creator: Corneliussen, Ivar
Partner: UNT Libraries Government Documents Department

Paddle-Wheel

Description: Patent for a paddle wheel. Illustrations included.
Date: February 22, 1910
Creator: Dusek, Henry
Partner: UNT Libraries Government Documents Department

Oil-Distributer.

Description: Patent for simple and efficient oil-distributor that is meant to calm the water next to a ship. It also takes up little space and can easily be launched over the side of the ship and is insured so that oil is automatically distributed into the water.
Date: September 17, 1895
Creator: Ericson, John & Phinney, Adelbert
Partner: UNT Libraries Government Documents Department

Process of Treating Wood.

Description: Patent for less expensive chemical wood treatment that will not leach out, will make wood more durable, and preserve wood for multiple uses including marine construction.
Date: August 23, 1921
Creator: Chandler, Asa C. (Asa Crawford), 1891-1958
Partner: UNT Libraries Government Documents Department

Propeller.

Description: Patent for improvements for a propeller that can be attached to a boat, and do everything it can to work the way a fish's tail does.
Date: May 26, 1914
Creator: Stribling, John L.
Partner: UNT Libraries Government Documents Department
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