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Primary view of Process of Purifying Oil
Miller, Albert E.
August 5, 1919
Primary view of Lawn Mower
Coniglio Carmelo
December 5, 1919
Primary view of Pipe-Pulling Device.
Thrift, Homer C.
August 5, 1919
Primary view of Elevating Truck.
Anderson, John L.
August 5, 1919
Primary view of Fuel-Supply Apparatus.
Guthrie, William S.
July 5, 1919
Primary view of Stake Support and Brace.
Robinson, Robert F.
August 5, 1919
Primary view of Thread-cutting Tool.
Newman, Malcolm A.
August 5, 1919
Primary view of Film for Cameras.
Sartorius, Oton; Gándara, José F. & Colonna, Benito
August 5, 1919
Primary view of Carpenter's Implement.
Smith, Evander A.
August 5, 1919
Primary view of Advertising-Sign.
Craig, Richard M.
August 5, 1919
Primary view of Apparatus for Treating Hydrocarbons.
Andrews, Benjamin & Averill, Willard C., Jr.
August 5, 1919
Primary view of Combination Lock and Jack.
Brittain, William Franklin
May 5, 1919
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