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Primary view of Well-Screen
Hall, Samuel N.
April 26, 1910
Primary view of Well-Strainer
Layne, Mahlon E.
August 29, 1911
Primary view of Lumber-Calculator
Stalcup, James F.
April 25, 1911
Primary view of Well-Drilling Device
Stewart, John S.
November 1, 1910
Primary view of Well-Screen
Decker, Harry R. & Houk, Russell W.
November 8, 1910
Primary view of Machine for Compressing and Rolling Bats
Ball, Samuel M.; McNiel, Benjamin N. & Pennington, Harry
June 10, 1910
Primary view of Well-Screen
Decker, Harry R.
November 8, 1910
Primary view of Well Drilling Mechanism
Hall, Samuel N.
January 14, 1913
Primary view of Well-Screen.
Layne, Mahlon, E.
May 27, 1913
Primary view of Liquid or Gaseous Fuel Burner.
Vandaveer, Heber Clark & Stoy, Guy Everett
April 15, 1913
Primary view of Well-Boring Drill.
Reed, Clarence Edward
August 14, 1917
Primary view of Lubricating Device
Aycock, Nathaniel. M
February 8, 1916
Primary view of Well-Reamer
Hughes, Howard R.
May 18, 1915
Primary view of Machine for making Water and Oil Screens.
Kreiter, Richard F.; Post, Ernest S.; Roco, Albert L. & Layne, Mahlon E.
November 25, 1913
Primary view of Well-Drilling Apparatus.
Hughes, Howard R.
April 28, 1914
Primary view of Winding Drum.
Voigt, Philip H. & Kuehne, Oscar C.
September 22, 1914
Primary view of Well-Screen
Layne, Mahlon E.
February 24, 1914
Primary view of Lubricating Device for Rotary Drills
Hughes, Howard Robard
April 20, 1915
Primary view of Incubator Alarm
Kelley, Clyde W.
June 10, 1913
Primary view of Vehicle-Axle.
Hartmann, Arthur R.
July 28, 1914
Primary view of Indicating Device for Vehicle
Nicholson, Robert M.
May 22, 1917
Primary view of Lifting and Moving Device
Kenyon, H.
February 20, 1915
Primary view of Valve.
Shelp, William B.
July 6, 1915
Primary view of Jack-Block.
Guild, George
June 22, 1915
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