-
miscellaneous | funnies
-
Public Telephone Operator
business | occupation & positions
-
miscellaneous
-
academic & science
-
internet | websites
-
governmental | transportation
-
Patent And Trademark Office
governmental | military
-
business
-
business | toronto stock exchange
-
internet | chat
-
community | media
-
miscellaneous | unclassified
-
Patent And Trademark Office's
miscellaneous | unclassified
-
community | law & legal
-
Payment Treatment And Operations
business | accounting
-
miscellaneous | funnies
-
business | general
-
Pacific Theater Of Operations
governmental | military
-
Patella Tracking Orthosis
medical | physiology
-
business | general
-
business | products
-
governmental | military
-
miscellaneous | unclassified
-
computing | texting
-
Participating Test Organization
governmental | nasa
-
Pedagogy And Theatre Of The Oppressed
miscellaneous | unclassified
-
Patent And Trademark Office
academic & science | ocean science
-
community | sports
-
governmental | nasa
-
business | occupation & positions
-
business | general
-
Preliminary Technical Order
governmental | military
-
business | asx symbols
-
miscellaneous | unclassified
-
Parent Teacher Organization
community | educational
-
miscellaneous | farming & agriculture
-
governmental | transportation
-
Patent And Trademark Office (us Department Of Commerce)
governmental | fda
-
business | international business
-
Public Telephone Operator
computing | telecom
-
Patent And Trademark Office
governmental | us government
-
internet
-
Project Team And Organization
business | general
-
Pacific Theater Of Operations
governmental | us government
-
regional | airport codes
-
community | law & legal
-
computing | general
-
Patent And Trademark Office
business | general
-
Permeability Tuned Oscillator
academic & science | electronics
-
business | london stock exchange