| Location | Brazil |
| Year | 1978-1993 |
| Type | Automatic tokens/Telecommunication token |
| Composition | Stainless steel |
| Weight | 5.7 g |
| Diameter | 23 mm |
| Thickness | 2 mm |
| Shape | Round with groove(s) |
| Technique | Milled |
| Orientation | Medal alignment ↑↑ |
| Edge | Smooth |
| Period | |
| Reference(s) | Port#662-681 |
| Obverse description | |
| Obverse lettering | 1979 DDD XX |
| Obverse script | Latin |
| Reverse description | |
| Reverse lettering | SISTEMA TELEBRÁS |
| Reverse script | Latin |
| Mint | CMB Casa da Moeda do Brasil, Rio de Janeiro, Brazil (1694-date) |
| Mintage | 1978 XX - Port#662 Medal alignement - 1978 XX - Port#663 Coin alignement - 1979 XX - Port#664 Medal alignement - 1979 XX - Port#665 Coin alignement - 1981 CMB - Port#666 - 1982 CMB - Port#667 - 1983 CMB - Port#668 - 1984 CMB - Port#669 - 1985 CMB - Port#670 - 1986 CMB - Port#671 - 1987 CMB - Port#672 - 1987 CMB - Port#673 small letters - 1988 CMB - Port#674 - 1989 CMB - Port#675 - 1990 CMB - Port#676 - 1990 CMB - Port#677 Asterisk within the central D - 1991 CMB - Port#678 - 1991 CMB - Port#679 Asterisk within the central D - 1992 CMB - Port#680 Asterisk within the central D - 1993 CMB - Port#681 Asterisk within the central D - |
| Catalog ID | 4753793370 |
| Comments |
