Chronological and descriptive index of patents applied for and patents granted, containing the abridgements of provisional and complete specifications.

Description

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Item Link Original Source
Full view   1852/53 University of Illinois at Urbana-Champaign
Full view   1857 University of Illinois at Urbana-Champaign
Full view   1858 University of Illinois at Urbana-Champaign
Full view   1859 University of Illinois at Urbana-Champaign
Full view   1860 University of Illinois at Urbana-Champaign
Full view   1861 University of Illinois at Urbana-Champaign
Full view   1862 University of Illinois at Urbana-Champaign
Full view   1863 University of Illinois at Urbana-Champaign
Full view   1865 University of Illinois at Urbana-Champaign
Full view   1866 University of Illinois at Urbana-Champaign
Full view   1867 University of Illinois at Urbana-Champaign
Full view   1867 University of Illinois at Urbana-Champaign
Full view   1868 University of Illinois at Urbana-Champaign
Full view   1868 University of Illinois at Urbana-Champaign