Patent model, Berliner contact telephone, US Patent #241,912
date: label: Date made
content: 1881
name: label: maker
content: Berliner, Emile
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.308624
label: catalog number
content: 308624
label: accession number
content: 89797
label: patent number
content: 241912
objectType: label: Object Name
content: Telephone
label: Object Name
content: box telephone
label: Other Terms
content: Telephone; Telephones; Transmitter; Carbon
physicalDescription: label: Measurements
content: overall: 3 in x 5 in x 4 in; 7.62 cm x 12.7 cm x 10.16 cm