Abbreviation Definition
PTEDLPotomac Edison Company
PTEHEPeriotec, Inc.
PTEKPTEK Holdings
PTELPowertel, Inc.
PTENPatterson Energy, Inc.
PTETPlatinum Entertainment, Inc.
PTHWThe Pathways Group, Inc.
PTIDYInti Indorayon Utama
PTIIP T I Holding, Inc.
PTISPlasma Therm, Inc.
PTIXPerformance Technologies
PTLDPetrol Industries, Inc.
PTMBPPotomac Electric Power Company Preferred
PTMWEPolythemus Corporation
PTNMP T N Media, Inc.
PTNRPartner Communications Company
PTNXPrintronix, Inc.
PTP.HP2P Health Systems, Inc.
PTPE.OBPantera Petroleum, Inc.
PTPLFPetrologic Petroleum, LTD. (de-listed)

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