Meg Trans Corp.

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5646453 Digital dimming and flashing circuit for locomotive ditch lightsExpiredAug 02, 94Jul 08, 97[H05B]
5534733 Digital dimming and flashing circuit for locomotive ditch lightsExpiredJun 25, 93Jul 09, 96[B60Q]
5407154 Hot bearing simulatorExpiredJul 28, 93Apr 18, 95[B61K]
5292090 Simulator for railroad hot wheel detectorExpiredDec 02, 92Mar 08, 94[B61K]
4949070 Locomotive lubrication level monitorExpiredJan 19, 89Aug 14, 90[B60Q]
4862094 Stroboscopic light circuit diagnostic systemExpiredJul 06, 87Aug 29, 89[G01R]
4577511 Air line pressure testerExpiredNov 05, 84Mar 25, 86[G01L]
4213115 Visual warning signal for a locomotiveExpiredMar 10, 78Jul 15, 80[B61L, G08B, B60Q]

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