Patent model, See electric switchboard, US Patent #234,432
date: label: Date made
content: 1880
name: label: maker
content: See, James W.
notes: label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.308616
label: catalog number
content: 308616
label: accession number
content: 89797
label: patent number
content: 234432
objectType: label: Object Name
content: Switchboard
label: Other Terms
content: Switchboard; Telephones
physicalDescription: label: Measurements
content: overall: 1/2 in x 1 7/8 in x 2 5/8 in; 1.27 cm x 4.7625 cm x 6.6675 cm