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Aeroplane.

Description: Patent for an improved rotary airplane engine patterned after the Gnome type with extra blades attached to the engine cylinders.
Date: March 25, 1913
Creator: Decker, Harry R.
Item Type: Refine your search to only Patent

Aeroplane.

Description: Patent for improved propulsion for airplanes involving propellors in the front and rear of the plane. This aids in regulating air currents to stabilize flight, landing and speed. The patent includes illustrations.
Date: June 12, 1917
Creator: Campbell, John R.
Item Type: Refine your search to only Patent

Aeroplane.

Description: Patent for an airplane (or aeroplane) which provides a large number of control surfaces adjustable by the pilot, including a moveable engine.
Date: January 7, 1919
Creator: Millican, Joel Walter
Item Type: Refine your search to only Patent

Aeroplane.

Description: Patent for a new and useful airplane that provides the ability of the aircraft to take off from the ground at an abrupt angle. The aircraft has a supplemental propeller and jointed body to direct the machine upward in an abrupt ascent, making it especially useful in wooded areas or where obstructions prevent normal take-off.
Date: February 3, 1920
Creator: Cartwright, Andrew
Item Type: Refine your search to only Patent

Aeroplane.

Description: Patent for aeroplane construction to include improvements to air motor protection to minimize resistance and the use of air cups to direct the full force of air to the motor shaft, including illustrations.
Date: November 15, 1921
Creator: Smith, Joseph A.
Item Type: Refine your search to only Patent

Aeroplane

Description: Patent for an aeroplane that is inexpensive and easily built, while preventing the aeroplane from going into a tailspin.
Date: December 13, 1921
Creator: {McGee, Dan}
Item Type: Refine your search to only Patent

Aeroplane-Kite.

Description: Patent for a new aeroplane-kite which can be "readily dismantled and folded for shipping and easily assembled and placed in position for flying without the use of numerous fastenings and detachable parts, thereby making for simplicity and practicability" (lines 12-17). Also includes wind tunnels and a fuselage frame which is so easily assembled that a child can do it.
Date: October 19, 1920
Creator: McLaughlin, James T.
Item Type: Refine your search to only Patent

Aeroplane-Tail.

Description: Patent for improvements to the tail of aeroplanes. This invention is to be used to help control the flight of planes or heavy projectiles, and would not have effects on the equilibrium or be difficult to use.
Date: January 18, 1921
Creator: Joseph, M. Krowka
Item Type: Refine your search to only Patent

Agitator.

Description: Patent for an improved device to produce a useful agitation of liquid in washing machines by configuring the paddles or blades in the most effective manner, including illustrations.
Date: February 23, 1915
Creator: Babek, Aloysius S.
Item Type: Refine your search to only Patent

Agricultural Implement

Description: Patent for a novel and improved implement of this general character including a plurality of supporting members provided with ground working elements together with a body positioned upon said supporting members and wherein said said supporting members and body are capable of relative movement transversely of the direction of travel of the implement.
Date: August 7, 1917
Creator: Harris, Joseph A. & Howard, Arthur W.
Item Type: Refine your search to only Patent

Agricultural Implement.

Description: Patent for an agricultural implement related to ground treating. The implement introduces a novel mounting for a colter that will keep it in line with the draft beam, as well as aids in holding the soil-turning elements in place.
Date: November 4, 1913
Creator: Vanderwater, Daniel B.
Item Type: Refine your search to only Patent

Agricultural Implement

Description: Patent for an agricultural implement. This invention is a "novel construction of standard and plow-point, cultivator shovel, rake-tooth, or like implement" (lines 11-14). Illustrations included.
Date: November 22, 1904
Creator: Herrod, Howard H., Jr.
Item Type: Refine your search to only Patent

Agricultural Implement.

Description: Patent for "the production of simple and inexpensive means whereby the ordinary farming implements--such as plows, cultivators, and the like--may be readily convert to the sulky or wheeled type." (line 11-15) including instructions and illustrations.
Date: January 23, 1906
Creator: Cornelison, Jesse U.
Item Type: Refine your search to only Patent

Agricultural Implement.

Description: Patent for a new and improved sweep. This design consists "in a sweep of a suitable shape and construction having attached to each of its rear corners a vertical bar or wings, which extends parallel to the course of the plow and backward a suitable distance beyond the sweep proper . . . The object of [the] invention is to attach to the rear corners or wings of a sweep bars or runners, which rest upon the ground and steady the sweep and prevent it from wabbling or dodging while in use" (lines 14… more
Date: March 4, 1890
Creator: Cameron, Hugh L.
Item Type: Refine your search to only Patent

Agricultural Implement.

Description: Patent for "agricultural implements to be used for tilling the soil and planting, either separately or at one and the same operation, and has for its object to reduce the expense incurred by the general practice of first preparing the land for planting and subsequently sowing the seed. By this inventions the land can simultaneously prepared and the grain deposited therein." (Lines 8-17) Includes instructions and illustrations.
Date: March 2, 1897
Creator: Dycus, George W.
Item Type: Refine your search to only Patent

Agricultural Implement.

Description: Patent for a planter attachment that is readily controllable by the operator so as to allow rows or spots in the ground to be replanted. This is accomplished by controlling the flow of seeds from a seed box to a spout and by controlling the distance of the spout from the ground.
Date: December 17, 1918
Creator: Nettles, James P.
Item Type: Refine your search to only Patent
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