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Photographing Machine, Patent #289763: Claims

Item is a document outlining the patent claims being made by David A. McCowan for the photographing machine (Phototeria) as part of the patent process undertaken in 1929.

McCowan, David A.

Photographing Machine, Patent #289763: Drawings

Item includes a 6 page document with technical drawings that included the 1929 patent application that David A. McCowan made for the "Photographing Machine" (Phototeria).

McCowan, David A.