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Primary view of Improvement in Wheel-Cultivators.
Riddle, William N.
July 25, 1876
Primary view of Plow.
Morrison, Robert L.
June 25, 1901
Primary view of Pumping-Engine.
Clarkson, William
April 25, 1893
Primary view of Plow.
Morrison, Robert L.
December 25, 1900
Primary view of Cotton-Planter
Morrison, Robert L.
June 25, 1901
Primary view of Sliding-Door Mechanism.
Beardon, Thomas M.
July 25, 1916
Primary view of Spring-Heel
Luzzi, August F.
June 25, 1907
Primary view of Feed Apparatus for Locomotives.
Raynor, Irwin Halpin
October 25, 1892
Primary view of Churn Motor.
O'Bannon, William H. & Snider, John J.
September 25, 1883
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