Netbell-KB-E2M-C TCP/IP Network All-in-One Extra Loud Factory Warehouse Break Time Alarm Buzzer System with 4” Digital Clock (3 Buzzers w/ 1 LED Clock)
| Country | USA |
| Brand | Mariner |
| Manufacturer | Harper Perennial |
| Binding | Paperback |
| ReleaseDate | 1967-04-12 |
| UnitCount | 1 |
| EANs | 9780156532006 |