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Boll-Weevil-Destroying Machine.

Description: Patent for "a machine for destroying boll weevil and other pests which frequent and infect agricultural products" (lines 14-16) using "suction nozzles correlated with a common suction system adaptable to sweep a plurality of rows at a time" (lines 27-30) including illustrations.
Date: April 16, 1918
Creator: Diserens, Thomas H. & McKay, Frank C.
Item Type: Refine your search to only Patent

Combined Adding and Listing Machine.

Description: Patent for new improvements on combined adding and listing machines simplifying and economizing construction and facilitating, "rapidity of operation" (lines14-15). Improvements include: "causing the keys to act directly as stops for the adding wheel section; to provide novel accumulator mechanism...[with] a novel actuator; to provide a novel construction or sector-control bar; to provide a novel key-bar for operating...; to provide novel means for restoring the accumulator to normal; to provid… more
Date: April 20, 1920
Creator: McCaleb, Walter F.
Item Type: Refine your search to only Patent

Amusement Apparatus.

Description: Patent for improvements to the Amusement Apparatus that can be more easily constructed and supports swimmers by the use of horizontal and vertical bars on each side of the device with the horizontal bars rotate independently. Includes illustration.
Date: November 4, 1919
Creator: Williams, May Brown
Item Type: Refine your search to only Patent

Catch.

Description: Patent for an improved catch (latch) to hold open gates that will "prevent a rebound of the gate" (lines 20) and is "simpler, less expensive, and otherwise more convenient" (lines 29-30) to manufacture and use.
Date: March 5, 1918
Creator: Borah, Dee.
Item Type: Refine your search to only Patent

Auto Steering-Lock

Description: Patent for a lock designed to attach to the spokes of a steering wheel with the intention of guarding it from "unauthorized persons" (line 20), including illustrations.
Date: June 1, 1920
Creator: Cosby, Luther F.
Item Type: Refine your search to only Patent

Combined Desk and Map-Cabinet.

Description: Patent for a convertible writing desk that doubles as a cabinet for storing and displaying maps. Intended to allow multiple scrolled maps to be stored inside and easily displayed and retracted in classroom settings.
Date: July 16, 1918
Creator: Fanning, Samuel H.
Item Type: Refine your search to only Patent

Card-File Cabinet.

Description: Patent for a lockable card file cabinet or casing that allows for viewing through a transparent top with use of a rod for moving cards back and forth. The transparent top allows customer information to be stored and used, but not edited without a key.
Date: November 26, 1918
Creator: Reeves, John R.
Item Type: Refine your search to only Patent

Brake-Band Clencher

Description: Patent for improvements in brake-band clenchers. It is intended to "provide an improved Ford brake band clencher adapted for holding the brake bands in place while the transmission case is being replaced" (lines 14-18).
Date: June 17, 1919
Creator: McCaffrey, Harry J. & Roberge, Edgar, J.
Item Type: Refine your search to only Patent

Adjustable Crib or Bed.

Description: Patent for improvements in Adjustable Cribs or Beds for children to sit beside the bed of the mother or guardian of the child. Made to be "easily and quickly attachable to or connected with any make of" (lines 17-19) the adult's bed "so that the mattresses of the bed and crib will be perfectly even or flush, without space...between them" (lines 20-22). Includes illustrations.
Date: November 25, 1919
Creator: Rece, Frank S.
Item Type: Refine your search to only Patent

Bottle-Filling Device.

Description: Patent for filling bottles with "two liquids and introducing them into the bottle at the same time under pressure" (lines 17-18), specifically for "carbonated beverages" (lines 12-13).
Date: April 6, 1920
Creator: Dannelley, Dillon C.
Item Type: Refine your search to only Patent

Process of and Apparatus for Progressive Electrostatic Separation of Comminuted Material

Description: Patent for a new process and equipment that improves upon prior work to separate comminuted materials. This patent explores the new process which "provides means for moving the electro-static waves or charges across the line of normal movement of the material upon a support of between two opposing stationary electrodes by so directing and controlling the electric charges, that each bar electrode is charged in succession across the deck and at an angle to the movement of such deck, whereby the d… more
Date: April 26, 1921
Creator: Sutton, Henry M.; Steele, Walter L. & Steele, Edwin G.
Item Type: Refine your search to only Patent

Electric Water Heater

Description: Patent for improvements to electric water heaters adapted for heating small bodies of water. The interior walls of the cylinders in the heating unit are perforated so that water can freely circulate through and between them.
Date: February 7, 1922
Creator: Stephens, Richard M.
Item Type: Refine your search to only Patent
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