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Primary view of Internal-Combustion Engine.
Harwood, William W.
November 16, 1915
Primary view of Machine-Gun.
McManus, Luis M. & Warner, James Harold
July 16, 1918
Primary view of Well-Strainer.
Brown, Arthur M.
June 16, 1908
Primary view of Valve-Grinder.
Atkin, Frank R.
May 16, 1916
Primary view of Wire Stretching Device for Fence Posts.
Priday, Henry
March 16, 1886
Primary view of Hydraulic Swivel.
Layne, Mahlon E.; Hall, Samuel N. & Layne, Charles F.
May 16, 1911
Primary view of Mail Delivery Apparatus
Cobb, Albert C.
December 16, 1919
Primary view of Trolley-Wheel
Schultze, William H.
April 16, 1912
Primary view of Protecting-Casing for Electrical Conductors
Rooke, Henry L., Jr.
July 16, 1918
Primary view of Rail Fastener
Wessel, Frederick
March 16, 1911
Primary view of Oil and Gas Burner
Oney, William M.
May 16, 1922
Primary view of Rotary Boring Drill
Hughes, Howard R.
March 16, 1915
Primary view of Door-Stop.
Snowden, Rene Ravenel
March 16, 1909
Primary view of Signal-Light.
Thomas, Theodore G.
March 16, 1920
Primary view of Shadowgraph.
Barler, Eugene Miles
April 16, 1918
Primary view of Scaffold-Jack.
Schwilling, Jacob
March 16, 1909
Primary view of Improvement in Railroad-Switches.
Fitzsimmons, Henry
July 16, 1872
Primary view of Window Mounting
Bast, Joseph
November 16, 1915
Primary view of Double-Screw Swivel Lifting-Jack.
Morris, William C.
January 16, 1906
Primary view of Cutter
Currie, Malcolm M.
July 16, 1912
Primary view of Derailer.
Farrell, John T.
November 16, 1909
Primary view of Glazing-Bar
Folse, Louis D.
April 16, 1901
Primary view of Fire-Alarm System.
Ammons, John B.
March 16, 1915
Primary view of Rotary Steam-Engine.
Montjoy, George J. & Sawyer, J. B.
August 16, 1859
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