http://www.ieeeghn.org/wiki/index.php?title=Bell_Utilizes_PCM_Multiplexing&feed=atom&action=history Bell Utilizes PCM Multiplexing - Revision history 2013-05-24T17:43:15Z Revision history for this page on the wiki MediaWiki 1.17.0 http://www.ieeeghn.org/wiki/index.php?title=Bell_Utilizes_PCM_Multiplexing&diff=68589&oldid=prev Administrator1 at 17:40, 6 January 2012 2012-01-06T17:40:28Z <p></p> Administrator1 http://www.ieeeghn.org/wiki/index.php?title=Bell_Utilizes_PCM_Multiplexing&diff=42413&oldid=prev Mschenke: New page: '''This article is a stub. Please help expand the article using the edit tab.''' The first successful commercial PCM (pulse code modulation) system, developed at Bell Labs,... 2009-12-14T18:23:33Z <p>New page: &#039;&#039;&#039;This article is a stub. Please help expand the article using the edit tab.&#039;&#039;&#039; The first successful commercial PCM (pulse code modulation) system, developed at <a href="/wiki/index.php/Bell_Labs" title="Bell Labs">Bell Labs</a>,...</p> Mschenke