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Description: Patent for a seed planter that has a revolving set of cups that are filled with seed and then planted as the seed planter crosses a field.
Date: August 20, 1912
Creator: Adams, William M.


Description: Patent for an improvement upon the sewing awl that is designed to work well with leather workers. The sewing awl is made to be "adaptable to work with a break or tension device, capable of restraining a thread holding spool against free rotation to prevent excessive undesirable slack or looseness of the thread" (lines 15-19) as illustrated and described.
Date: November 28, 1911
Creator: Alten, George Philip


Description: Patent for an arc lamp which does not spark for use in headlights for trains and automobiles and in street lights.
Date: June 28, 1910
Creator: Anderson, Thomas J.

Triple Valve

Description: Patent for a triple valve for air brakes on trains that gives the engineer more control over the brakes.
Date: August 13, 1912
Creator: Anderson, Williamson D. & Shearer, Edward J.


Description: Patent for an aeroplane with a propeller, which is "pivotally mounted and adjustable into different positions relative to the planes in order to produce either a rising movement or thereof or a driving movement in a horizontal or other plane" (lines 26-30).
Date: September 19, 1911
Creator: Andrae, Ernest H.; Andrae, E. H.

Middle-Breaker and Turning-Plow.

Description: Patent for improvements in middle-breakers and turning-plows by providing an attachment for the middle breakers or turning plow, in which it will permit lateral adjustment of the wheel, by the use of a compound axle of adjustable length. (Lines 10-15) Illustration is included.
Date: January 4, 1910
Creator: Armstrong, Josiah B. C.