EIA 499
Call Sequencer Interface to 1A1/1A2 Generic Key Telephone System
| Org/Number ID | EIA 499 |
|---|---|
| Alternate Organization ID / number | EIA-499, ANSI/EIA-499 |
| Version(s) | March 1986 |
| Bin # | 0183 |
| Comments | Not Active. |
| Status | Present |
| Record last updated | April 8, 2022, 5:47 pm |
This is the most recent edition of this standard.