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Summary
| Description |
English: Communication office phone systems |
| Date | |
| Source | Own work |
| Author | Hugo Spinelli |
Licensing
I, the copyright holder of this work, hereby publish it under the following license:
 
|
This file is made available under the Creative Commons CC0 1.0 Universal Public Domain Dedication. |
| The person who associated a work with this deed has dedicated the work to the public domain by waiving all of their rights to the work worldwide under copyright law, including all related and neighboring rights, to the extent allowed by law. You can copy, modify, distribute and perform the work, even for commercial purposes, all without asking permission.
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copyright status
copyrighted, dedicated to the public domain by copyright holder
copyrighted
copyright license
Creative Commons CC0 License
source of file
original creation by uploader
inception
14 February 2013
media type
image/png
checksum
a12d91c5ee1c1183495a00375ce0ddff9a96abf2
determination method or standard: SHA-1
