Cossor type P1 triode
date: label: date made
content: ca 1923
name: label: maker
content: A. C. Cossor, Ltd.
notes: label: Description (Brief)
content: Red plastic base with 4 brass banana pins and loop grid. Tipped T-shaped envelope. Marked: "Cossor / Patented / 7282-8/22 / No. 233 / [faint numbers on opposite side]". Clear top. May be a type P1 triode. Reference: Tyne, "Saga of the Vacuum Tube," page 375.
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: from Franklin Wingard
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.322593
label: catalog number
content: 322593
label: accession number
content: 241556
objectType: label: Object Name
content: Electron Tube
label: Object Name
content: vacuum tube
label: Object Name
content: triode
physicalDescription: label: Measurements
content: overall: 4 in x 1 1/4 in; 10.16 cm x 3.175 cm