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Primary view of Mandrel
Smith, Frederick C
September 12, 1916
Primary view of Pump
Black, Lee J.
October 24, 1916
Primary view of Planter Attachment to Plows
Kern, Harry L. & Gerhold, Walter
October 31, 1916
Primary view of Journal-Box
McFadden, John M.
July 26, 1910
Primary view of Propelling or Power-Generating Mechanism.
Caldwell, John C.
July 22, 1913
Primary view of Oil-Tank.
Price, James Bain
July 18, 1911
Primary view of Telephone System.
McKibben, Charles W.
September 26, 1911
Primary view of Journal-Box Oil-Cup
Alexander, Colwell Hyman
September 24, 1912
Primary view of Post-Hole Auger.
Mahon, John G. & Olschner, Clarence E.
February 7, 1911
Primary view of Purifying Oils
McAfee, Almer M.
August 27, 1918
Primary view of Process of Purifying Paraffin.
McAfee, Almer M.
August 27, 1918
Primary view of Manufacture of Aluminum Chlorid
King, George H.
July 1, 1919
Primary view of Process of Distilling Oil
Biggins, James E.
October 23, 1917
Primary view of Pump.
Graf, Sydney H.
September 30, 1919
Primary view of Process of and Apparatus for Making Halids
Abbott Lyle Stockton
July 8, 1919
Primary view of Oil-Tank.
Bradley, Benjamin Franklin
June 27, 1916
Primary view of Still and Still-Setting
Henderson, Herbert
February 15, 1916
Primary view of Stump-Puller.
Weese, Frank
April 23, 1918
Primary view of Still.
Gallsworthy, Benjamin
February 11, 1919
Primary view of Tire Structure
Smith, Jesse G.
October 7, 1919
Primary view of Oil-Burning System
Duke, Holmes
February 1, 1910
Primary view of Heel-Sweep.
Kelly, George Dudley
December 16, 1919
Primary view of Hen-Nest
Hebert, Joseph
July 25, 1916
Primary view of Furnace.
Wilson, George W.
July 6, 1915
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