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Primary view of Device for Cleaning Wells
Sargent, Lemuel S.
September 2, 1919
Primary view of Automatic Pipe Coupling
Childs, William L.
September 2, 1919
Primary view of By-Pass Draft Fan
Martin, George W.
September 2, 1919
Primary view of Hairpin
Nalle, Charles R. of Forth Worth, TX
September 11, 1919
Primary view of Spark-Plug
Hill, John L.
September 2, 1919
Primary view of Process of Making Cushion Tires
Strang, Fred W. of Dallas, TX
September 8, 1919
Primary view of Vise for Drilling-Machines
Joyce, James M.
September 9, 1919
Primary view of Valve Structure for Oil-Wells.
McEvoy, John Philip
September 19, 1919
Primary view of Junction-Bracket
Teachworth, William H.
September 16, 1919
Primary view of Vegetable-curing plant
Emerson, Arthur W.
September 16, 1919
Primary view of Well-Boring Apparatus
Headrick, James O.
September 2, 1919
Primary view of Wheel-Tire.
Dalwigk, Hermann
September 9, 1919
Primary view of Tread for Pneumatic Tires.
Twombly, Royal W.
September 30, 1919
Primary view of Process of making tire-fillers
Aycock, Edward F.
September 9, 1919
Primary view of Plow
Fudge, Henry E.
September 9, 1919
Primary view of Tire Traction-Lug
Smith, George W.
September 9, 1919
Primary view of Process of Apparatus for Sizing and Separating Comminuted Material
Sutton, Henry M.
September 9, 1919
Primary view of Process Of and Apparatus for Separating and Grading Material.
Sutton, Henry M.; Steele, Walter L. & Steele, Edwin G.
September 9, 1919
Primary view of Pump.
Graf, Sydney H.
September 30, 1919
Primary view of Toothbrush
Martz, George R.
September 29, 1919
Primary view of Sun-Hat
Satterfield, Rosa P.
September 3, 1919
Primary view of Nut Lock.
Fitzpatrick, Joseph
September 2, 1919
Primary view of Paper-Clip
Lea, Thomas
September 2, 1919
Primary view of Heavier-than-air- Airship
Brown, George Coleman
September 2, 1919
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