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patent model, punching machine, metal

patent model, punching machine, metal

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Location
Currently not on view
Object Name
patent model, punching machine, metal
date made
20
patent date
1879-09-30
inventor
Cowhig, Jerry
associated place
United States: Indiana, Richmond
Measurements
overall: 7 1/4 in x 10 in x 3 1/2 in; 18.415 cm x 25.4 cm x 8.89 cm
ID Number
MC.309405
catalog number
309405
patent number
220,129
accession number
89797
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Work and Industry: Mechanical and Civil Engineering
Data Source
National Museum of American History
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