Vacuum transistor pump and test stand
date: label: date made
content: ca 1946
notes: label: Description (Brief)
content: Vacuum pump and table from Walter Brattain's transistor testing apparatus. Remarks: components include pump, vacuum chamber, rheostat, wires and connectors, wooden support, metal table.
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: from Bell Telephone Laboratories, through Julian D. Tebo and Walter H. Brattain.
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 2012.0129.03
label: accession number
content: 2012.0129
label: catalog number
content: 2012.0129.03
objectType: label: Object Name
content: Experimental Apparatus
label: Object Name
content: Pump
label: Object Name
content: vacuum pump
label: Other Terms
content: Pump; Transistor
physicalDescription: label: Physical Description
content: glass (overall material)
label: Physical Description
content: rubber (overall material)
label: Physical Description
content: metal (overall material)
label: Measurements
content: average spatial: 113.2 cm x 78.5 cm x 89.7 cm; 44 9/16 in x 30 29/32 in x 35 5/16 in