Symbol 5052 from IEC 60417 - Title/Meaning: Colour television monitor Function/description: To identify the terminals and controls for a colour television monitor.
Additional information: 
If this symbol is reproduced in colour, the colours of the dots shall be red (left), blue (top) and green (right)
Published in: First edition, 1973
Own work using: iso.org/obp/graphics/grs/538c0e14-2921-456e-9808-25cb897debbf 200.png
Vectorization:  Mrmw