Pellegrino turri wikipedia
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Carbon paper
Paper used to make copies
Carbon paper (originally carbonic paper) consists of sheets of paper that create one or more copies simultaneously with the creation of an original document when inscribed by a typewriter or ballpoint pen.
The email term cc which means ‘carbon copy’ is derived from this use of carbon paper.
Pellegrino turri wikipedia
History
In , Pellegrino Turri, an Italian inventor, invented carbon paper to provide the ink for his mechanical typing machine, one of the first typewriters.[1]Ralph Wedgwood obtained the first patent for carbon paper in [2]
Carbon paper in its original form was paper coated on one side with a layer of a loosely bound dry ink or pigmented coating, bound with wax.
The manufacture of carbon paper was formerly the largest consumer of montan wax. In the Columbia Ribbon & Carbon Manufacturing Company filed a patent for what became known in the trade as solvent carbon paper: the coating was changed from wax-based to polyme