| |||
| frame simultaneous system; simultaneous colour television | |||
|
Simultanverfahren : 2 phrases in 2 subjects |
| General | 1 |
| Technology | 1 |
| |||
| frame simultaneous system; simultaneous colour television | |||
|
Simultanverfahren : 2 phrases in 2 subjects |
| General | 1 |
| Technology | 1 |