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ELECTRIC DRUM STROKE COUNTING MACHINE

10/138,721 | U.S. Patent Application

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Location FILE REPOSITORY (FRANCONIA)
Filed May 3, 2002
Examiner JEFFREY DONELS
Class 084
Art Group 2837
Patent No. 6,545,207
Case Type Utility - 084/47000R
Status Patented Case
Parent 09/621,061 Abandoned
Parent 60/144,740 Expired
Last Updated: 4 years, 5 months ago
Date # Transaction