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Primary view of Chain Pipe-Wrench.
Bohner, Philip Henry
December 26, 1899
Primary view of Cartridge-Loading Machine
Franklin, Edward A.
January 15, 1889
Primary view of Cartridge-Loading Machine
Franklin, Edward A.
November 25, 1890
Primary view of Baling-Press.
Smith, Hamilton E.
November 27, 1894
Primary view of Process and Apparatus for Distilling Petroleum.
Van Dyke, John W.; Irish, William M.; Ellis, H. A. & Esterly, Edw. C.
September 16, 1913
Primary view of Process of Heating Oil-Retorts and Apparatus Therefor.
Alexander, Clive M.
August 16, 1921
Primary view of Improvements in Manufacture of Organic Solvents
Hibbert, Harold
December 5, 1914
Primary view of Machine for Loading Cartridges.
Franklin, Edward A.
October 10, 1886
Primary view of Manufacture of Gasolene.
Bacon, Raymond F.; Brooks, Benjamin T. & Clark, Clinton W.
March 9, 1915
Primary view of Portable Steam Engine
Kriebel, Hosea K.
August 24, 1880
Primary view of Gasoline Burner for Incandescent Lighting
Volz, William E.
October 24, 1916
Primary view of Process of Making Amyl Acetate
Essex, Harry & Brooks, Benjamin T.
September 5, 1916
Primary view of Production of Chlorinated Hydrocarbons.
Brooks, Benjamin T. & Smith, Dillon F.
December 10, 1915
Primary view of Paper Bag Machine.
Tyson, F.
December 24, 1901
Primary view of Paper-Bag Machine.
Tyson, Frank
May 5, 1903
Primary view of Stable Rosin and Process of Making the Same
Brooks, Benjamin T.
January 4, 1916
Primary view of Utilization of Aluminum-Chlorid Residues.
Abbott, Lyle Stockton
February 24, 1920
Primary view of Whiffletree.
Flatau, Louis S.
April 21, 1891
Primary view of Process of Making Aluminum Chlorid.
Smith, Dillon F. & Essex, Harry
June 18, 1918
Primary view of Process of Making Aluminum Chlorid.
King, George H. & Roberts, Gerald I.
May 28, 1918
Primary view of Rubber Compund and Material for Use in Making the Same.
Strain, Ebenezer W.
December 31, 1907
Primary view of Treatment of Mined Sulfur.
Bacon, Raymond Foss, 1880-1954.
April 19, 1921
Primary view of Treatment of Mined Sulfur.
Bacon, Raymond Foss, 1880-1954.
April 19, 1921
Primary view of Improvement in Processes of Reducing Asphaltum to a Liquid
Lee, Archibald K.
March 20, 1877
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