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Primary view of Wrench.
Stover, Willard L.
April 13, 1920
Primary view of Knife.
Oertli, Henri
July 13, 1920
Primary view of Valve-Grinder.
Ralston, John
July 13, 1920
Primary view of Lens-Holder.
Marshall, Stanley G.
April 13, 1920
Primary view of Windmill-Gearing
Roberts, George W.
April 13, 1920
Primary view of Well-Packer.
Fletcher, Harold W.
April 13, 1920
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 Process of Producing Prints on Metal.
Snow, Philo V.
July 13, 1920
Primary view of Mirror-Holder
Barnard, Elmer
January 13, 1920
Primary view of Pump.
Carden, David A.
April 13, 1920
Primary view of Surgical Splint.
Renois, John J.
July 13, 1920
Primary view of Pneumatic Tire.
Church, Shelby L.
July 13, 1920
Primary view of Piston.
Miller, William James
January 13, 1920
Primary view of Method and Apparatus for Coating Pipes, Bars, Angles, and the Like.
Watrous, Edward L.
July 13, 1920
Primary view of Sling-Shot.
Jones, Ralph L.
July 13, 1920
Primary view of Cotton-Chopping Machine
Sims, James G.
April 13, 1920
Primary view of Display and Vending Device.
Ogden, Carlton N.
January 13, 1920
Primary view of Calendar
Pennington, Emory G.
July 13, 1920
Primary view of Testing Device.
Harpst, Frederick E.
April 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
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