patent model, gear cutter

patent model, gear cutter

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Location
Currently not on view
Object Name
patent model, gear cutter
date made
1886
patent date
1866-07-03
inventor
Parker, Edward
associated place
United States: Connecticut, Middletown
Measurements
overall - from catalog card: 8 1/2 in; x 21.59 cm
overall: 9 1/2 in x 8 1/2 in x 5 1/4 in; 24.13 cm x 21.59 cm x 13.335 cm
ID Number
MC.308798
catalog number
308798
accession number
89797
patent number
56,149
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Work and Industry: Mechanical and Civil Engineering
Data Source
National Museum of American History
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