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Primary view of Well Drilling Machine.
Herdman, Adam H.
February 5, 1918
Primary view of Oil-Tank.
Price, James Bain
July 18, 1911
Primary view of Pump-Jack.
Dayton, William L.
July 15, 1919
Primary view of Oil-Converting Apparatus.
Adams, Joseph H.
October 28, 1919
Primary view of Portable Forge
Wright, Samuel E.
March 1, 1921
Primary view of Oil-Burner.
Jenkins, Wellington S.
December 16, 1902
Primary view of Device for Unscrewing and Withdrawing Pipe.
Fletcher, Harold W.
July 29, 1919
Primary view of Device For Extracting Cores From Wells.
Dodds, Redus D.
January 8, 1918
Primary view of Desulfurizing Lima or Analogous Petroleum and Related Oils
Robinson, Clarence I.
January 26, 1909
Primary view of Drill-Bit
Smith, Primus W.; Bookhout, John J. & Monce, Edwin W.
January 11, 1921
Primary view of Sample-Taking Device.
Church, Walter Lee
April 15, 1919
Primary view of Drill Bit
Childs, William L.
February 14, 1922
Primary view of Roller-Bearing Swivel Wrench Plate.
Harralson, Charles L.
January 10, 1922
Primary view of Method of Sealing the Walls of Deep Wells
Nolan, William E.
November 29, 1921
Primary view of Combination Well-Packer and Setting-Tool.
Abercrombie, Jamie & Dunman, Nesbit M.
January 6, 1920
Primary view of Crude-Oil Burner.
Bateman, Talbot O. & Wilson, Homer T.
December 2, 1902
Primary view of Apparatus for Utilizing Sulfur-Containing Petroleum
Eggleston, John E.
December 29, 1908
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