GELcore model DR4 sample LED amber traffic signal
date: label: date made
content: ca 1995
name: label: maker
content: GELcore LLC
notes: label: Description (Brief)
content: A plastic case with light emitting diodes and an amber cover. White and yellow lead wires emerge from the back and are connected to an 18 gauge, two-conductor cord. Made for GELcore LLC, a division of GE Lighting and Emcore Corp. Box stamped: "Made in Mexico" but the label on back of the module reads: "Canada." Label on back includes US patent 5636057, sn 318070122, 14.1 va / 120 v / 5 hz / 14 w. Reference: US Patent 5636057, "Prismatic Toroidal Lens And Traffic Signal Light Using This Lens,"issued 3 June 1997 to Georges P. Dick and Marc Hoffman.
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: Gift of GE Lighting, A Savant Company, through Gerald Duffy
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 2023.0016.04
label: accession number
content: 2023.0016
label: catalog number
content: 2023.0016.04
objectType: label: Object Name
content: light meter
label: Object Name
content: light emitting diode
physicalDescription: label: Measurements
content: overall: 4 in x 8 1/2 in; 10.16 cm x 21.59 cm