The Old Lawnmower Club
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Rotary Shearing Machine - Patent 4196 - Drawings

  • 1818-01-15 Patent 4196 - Diagrams

    Diagrams showing mechanism of Lewis & Davis's Patent "...for certain Improvements on Shearing Machines...", dated 18 January 1818.

    The Repertory of Arts and Manufactures 
    Series: 2
    Volume: 37-38
    Year: 1820-21           

    Publication
    Patent Document
    Date
    Source
    Hathi Trust/Google Books/Repertory of Arts and Manufactures/P443
    Link
    Read original online