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COPPER-BASED HARDFACING ALLOY

17/256,550 | U.S. Patent Application

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Location ELECTRONIC
Filed Dec. 28, 2020
Case Type Utility
Status Application Undergoing Preexam Processing
Parent PCT/US2019/039463 Published
Parent 62/692,576 Expired
Last Updated: 4 years, 2 months ago
Date # Transaction