Affichage de 10 résultats

Description archivistique
The Phototeria Avec documents numériques
Aperçu avant impression Affichage :

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.

"Five-a-Minute and a Million!"

Item is an article about the Phototeria, written by Frederick Griffin and published in the Toronto Star Weekly on April 14th, 1928.

Griffin, Frederick