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Primary view of Yardstick-Calculator.
Praeger, Ewald
September 1, 1896
Primary view of Press.
Cross, George Francis
September 26, 1899
Primary view of Process of Preparing and Tempering Slurry for Portland Cement.
Kalteyer, George H.
September 29, 1891
Primary view of Padlock.
Brown, Vories P.
September 6, 1892
Primary view of Trolley-Wire Crossing.
Handshy, Henry Milton
September 8, 1896
Primary view of Trolley Wire Hanger.
Faulkner, John F. & Campbell, Royer
September 14, 1897
Primary view of Duplex Menu.
Billow, Sherman
September 12, 1899
Primary view of Hand-Car.
Small, Henry
September 8, 1896
Primary view of Spring Attachment for Suspenders.
Lightner, Charles E.
September 27, 1898
Primary view of Rotary Engine.
Stocker, James M. & Stocker, Ziba O.
September 8, 1891
Primary view of Boiler-Flue Cleaner.
Hamilton, Ninian B.
September 4, 1898
Primary view of Cash-Register.
Johnson, William W.
September 25, 1894
Primary view of Car-Coupling.
Anderson, Anders Peder
September 26, 1893
Primary view of Artificial Teeth.
Johnston, George A. & Carroll, Houston M.
September 17, 1895
Primary view of Autographic Register.
Norcross, George A.
September 17, 1895
Primary view of Autographic Register.
Norcross, George A.
September 29, 1896
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