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Primary view of Cotton Separator
Garner, James C.
November 15, 1921
Primary view of Signal for Vehicles.
Mckesky, Walter W.
September 13, 1921
Primary view of Explosion-Hatch for Oil-Tanks.
Hull, Burton E.
November 8, 1921
Primary view of Process of Distilling Hydrocarbons
Averill, Willard C., Jr.
April 19, 1921
Primary view of Vehicle-Hoist.
Boutte, John G.
December 6, 1921
Primary view of Process of Preserving Wood
Moore Stuart .B
August 30, 1921
Primary view of Valve for Pumps.
Shevlin, Miles
June 7, 1921
Primary view of Lubricator.
Scott, Floyd L.
March 29, 1921
Primary view of Roadway.
Moore, Stuart B.
June 28, 1921
Primary view of Roller Boring-Drill.
Fletcher, Harold W.
August 23, 1921
Primary view of Pipe-Gripping Device.
Steen, Buford J.
September 27, 1921
Primary view of Printing-Case
Kelly, Leo A.
August 9, 1921
Primary view of Electrical Tank-Gage.
Bartlett, Ernest C. & Allison, Joseph, E.
November 8, 1921
Primary view of Food Compound and Process of Making the Same.
Sasseen, John H.
December 27, 1921
Primary view of Grapple for Oil-Wells and the Like.
Reed, Clarence E.
April 19, 1921
Primary view of Serving-Table.
Boysen, August
September 27, 1921
Primary view of Pneumatic Tire
Allyn, Harley H.
November 29, 1921
Primary view of Sample-Taking Device.
Christian, Walton G.
May 24, 1921
Primary view of Process of Making Bearings
Fletcher, Harold W.
December 13, 1921
Primary view of Measuring Vessel.
McKallip, John C.
June 28, 1921
Primary view of Drill Head For Oil Wells
Sorensen, Sam
October 25, 1921
Primary view of Attachment for Internal Combustion Motors
Shine, John
April 26, 1921
Primary view of Reamer.
Humason, Granville A.
April 19, 1921
Primary view of Fishing-Tool.
McMillian, John F.
October 4, 1921
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