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MULTI-LAYER SILICON CARBIDE LIGHT EMITTING DIODE HAVING A PN JUNCTION

07/984,984 | U.S. Patent Application

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Filed Dec. 2, 1992
Case Type Utility - 257/077000
Status Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Last Updated: 5 years ago
Date # Transaction