Patent model for stamp cancelling machine

Description (Brief):

This patent model demonstrates an invention for a tool for turning a sheet of metal into a printing plate while writing on it. The air-powered writing instrument made a series of sharp blows to the metal, knocking out projections on the back of the sheet. The projections formed a facsimile of the writing in reverse and in relief for printing at a type press. Maker, patent number, and date are unknown.

Date Made: ca 1879ca 1879

Maker: Leavitt, Thomas

Location: Currently not on view

See more items in: Work and Industry: Graphic Arts, Patent Models, Graphic Arts, Communications, Work, Industry & Manufacturing, Patent Models


Exhibition Location:

Data Source: National Museum of American History

Id Number: 1997.0198.04Catalog Number: 1997.0198.04Accession Number: 1997.0198

Object Name: patent modelObject Type: Patent Model

Physical Description: metal (overall material)Measurements: overall: 9 1/4 in x 13 1/2 in x 14 1/4 in; 23.495 cm x 34.29 cm x 36.195 cm


Record Id: nmah_687602

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