PTOS means Paper Tape Operating System

        What does PTOS stand for? Abbreviation of PTOS, definition of PTOS, Explanation of PTOS, Full forms of short form PTOS.

         We are providing world largest and most comprehensive acronyms, abbreviations directory and search engine for acronyms on the Internet. Abbreviations Finder contains more than 7 million abbreviations and acronyms. You can also search for more than 740,000 general Comprehensive words.