Adjustable Intercom Announcement Window Intercom System Dual way Intercommunication Microphone For School, Office, Bank,Station,Securities Company,Hospital,Station
| Country | USA |
| Brand | Oxford University Press, USA |
| Manufacturer | Oxford University Press |
| Binding | Pocket Book |
| ItemPartNumber | 9780198392125 |
| UnitCount | 1 |
| EANs | 9780198392125 |
| ReleaseDate | 0000-00-00 |