Difference between revisions of "Category:Centrex telephone systems"
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[[Image:Centrex 794px-Telephone 1947a.jpg|thumb|right|A rotary
[[Image:Centrex 794px-Telephone 1947a.jpg|thumb|right|A rotary phone developed in 1947 - The standard phone that uses Centrex technology - Image by Holger Ellgaard ]]
Latest revision as of 21:28, 14 January 2013
An abbreviation of Central Exchange, a telephone switching system where the switching equipment is provided at a central exchange instead of at the customer's premises (such as in a private branch exchange)
Media in category "Centrex telephone systems"
This category contains only the following file.