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LUBRICATION AND SELF-CLEANING SYSTEM FOR EXPANSION MANDREL

09/588,946 | U.S. Patent Application

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Location FILE REPOSITORY (FRANCONIA)
Filed June 7, 2000
Examiner JENNIFER R DOUGHERTY
Class 166
Art Group 3672
Patent No. 6,557,640
Case Type Utility - 166/380000
Status Patented Case
Parent 60/137,998 Expired
Child 10/261,925 Patented
Child 10/261,928 Patented
Child 10/262,009 Patented
Child 10/261,926 Patented
Child 10/262,008 Patented
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Last Updated: 6 years, 1 month ago
Date # Transaction