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METHOD OF PRODUCING SURFACE DENSIFIED METAL ARTICLES

10/341,838 | U.S. Patent Application

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Location ELECTRONIC
Filed Jan. 14, 2003
Examiner DANIEL J JENKINS
Class 419
Art Group 1742
Patent No. 6,899,846
Case Type Utility - 419/028000
Status Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Child PCT/US03/41639 Published
Last Updated: 4 years, 4 months ago
Date # Transaction