Diagram of a pantograph. This is a collection of several metal arms linked in parallelograms. A pointer in one position is traced over a document, and a pen at another position produces and identical, enlarged or miniaturised copy. For sale as Framed Prints, Photos, Wall Art and Photo Gifts #MediaStorehouse
Study on electric spark discharge between pantograph and catenary
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Diagram Of A Pantograph Photograph by Middle Temple Library
Diagram Of A Pantograph by Middle Temple Library
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Pantograph different scale by a system vintage Vector Image