patent model, Pickering copying telegraph, US #191464
date: label: Date made
content: 1877
name: label: maker
content: Pickering, Loring
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.308890
label: catalog number
content: 308890
label: accession number
content: 89797
label: patent number
content: 191464
objectType: label: Object Name
content: Copy Transmitter
label: Object Name
content: telegraph transmitter
label: Other Terms
content: Copy Transmitter; Telegraphy; Transmitter