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Kolkata Ppt On Indexing In Milling Machine

A pantograph greek roots - all, every and - to write, from their original use for copying writing is a mechanical linkage connected in a manner based on parallelograms so that the movement of one pen, in tracing an image, produces identical movements in a second pen.If a line drawing is traced by the first point, an identical, enlarged, or miniaturized copy will be drawn.

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