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Primary view of Automatic Valve
Pinkerton, Henry S.
November 20, 1906
Primary view of Automatic Valve
Pinkerton, Henry S.
April 25, 1905
Primary view of Valve
Pinkerton, Henry S.
January 8, 1907
Primary view of Shovel.
Ellison, John Wesley
April 7, 1908
Primary view of Neck-Yoke Center.
Quick, E. B.
February 6, 1906
Primary view of Felly-Joint Bridge
Lawrie, Alexander
November 1, 1910
Primary view of Book Guard
Boatright, John B.
December 21, 1909
Primary view of Boiler Cleaning Compound
López, Néstor
September 27, 1904
Primary view of Billiard-Ball Holder.
Rohrbach, Gabriel
July 11, 1893
Primary view of Combined Car and Air-Brake Coupling.
Rohrbach, Gabriel
November 14, 1893
Primary view of Car-Door.
Sneddon, William
September 7, 1915
Primary view of Car-Axle Lubricator
Urbeita, Jose M.
May 18, 1920
Primary view of Locomotive Ash-Pan.
Cummings, Summer Field
March 9, 1897
Primary view of Turn Table
Rohrbach, Gabriel
December 28, 1897
Primary view of Insect-Trap
La Baum, Francis M.
April 4, 1911
Primary view of Nut-Lock.
Portesi, Santos & Taini, John
April 29, 1916
Primary view of Track Walker's Tool.
Rohrbach, Gabriel
December 2, 1890
Primary view of Medical Compound
Mendez, Jesus M.
September 4, 1906
Primary view of Post Hole Digger
Wall, William J.
November 13, 1906
Primary view of Panorama-Camera.
Baker, Franklin James
May 16, 1905
Primary view of Folding Bunk Stairs
Mey, Ella E.
December 26, 1916
Primary view of Triangle for Billiard-Balls.
Rohrbach, Gabriel
July 11, 1893
Primary view of Nut-Lock.
Taini, John
November 28, 1893
Primary view of Nut-Lock.
Mauermann, Albert J.
March 13, 1894
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