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Primary view of Work Engaging Support for Surface Treating Machines
Clark, Alex A.
January 13, 1920
Primary view of Pump Piston
Humason, Granville A.
January 13, 1920
Primary view of Mirror-Holder
Barnard, Elmer
January 13, 1920
Primary view of Piston.
Miller, William James
January 13, 1920
Primary view of Display and Vending Device.
Ogden, Carlton N.
January 13, 1920
Primary view of Gin
Tischer, Edward R.
January 13, 1920
Primary view of Rotary Boring-Drill
Hughes, Howard R.
January 13, 1920
Primary view of Rail-Joint
Jezik, Joseph J.
January 13, 1920
Primary view of Power-Driven-Implement Frame
Armstrong, Ira
January 13, 1920
Primary view of Carbureter
Guthrie, William S.
January 13, 1920
Primary view of Apparatus for Extracting Minerals from Ores.
Shires, George M.
January 13, 1920
Primary view of Apparatus for Treatment of Oil Emulsions.
McKibben, Charles W.
January 13, 1920
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