Point to point communication.
Wedi'i Gadw mewn:
| Teitl Newydd: | Communication & broadcasting. Sound and vision broadcasting Communication systems |
|---|---|
| Teitl Blaenorol: | Point-to-point telecommunications |
| Awdur Corfforaethol: | |
| Fformat: | Cylchgrawn |
| Iaith: | English |
| Cyhoeddwyd: |
Chelmsford, Eng. :
Marconi Communications Ltd.
|
| Pynciau: |
CARM 1 Store
| Rhif Galw: |
A1:AR17F0 C10801 |
|---|---|
| Copi 1 | Ar gael Gwneud Cais |