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patent model, caliper, beam

patent model, caliper, beam

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Location
Currently not on view
Object Name
patent model, caliper, beam
date made
1890
patent date
1890-05-13
inventor
Bellows, Stephen H.
associated place
United States: Massachusetts, Athol
Measurements
overall - from catalog card: 6 1/4 in x 2 in; 15.875 cm x 5.08 cm
overall: 6 1/4 in x 2 1/2 in x 3/8 in; 15.875 cm x 6.35 cm x.9525 cm
ID Number
MC.308977
catalog number
308977
patent number
427,956
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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