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RELAY HAVING CONTACT VIEWING LENES IN THE COVER

07/579,012 | U.S. Patent Application

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Location FILE REPOSITORY (FRANCONIA)
Filed Sept. 7, 1990
Examiner LINCOLN D DONOVAN
Class 335
Art Group 2103
Patent No. 5,111,171
Case Type Utility - 335/202000
Status Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Child P 39 29 877.9
Last Updated: 5 years, 2 months ago
Date # Transaction