Two parallel horizontal grooves, having between them the CTMR plank, coined in low relief.
Obverse lettering
CTMR (Translation: Telephone Company Improvement and Resistance)
Obverse script
Latin
Reverse description
Horizontal groove in the center, topped by numeral 5 and below the name of the manufacturer of these parts, ie FONTAMAC and below also the company logo, composed of an inverted isosceles triangle with the letter F in the center. There are variants with numeral, manufacturer name and different logo.
Reverse lettering
5
FONTAMAC
F
Reverse script
Latin
Mint
F Indústria Metalúrgica Fontamac,São Paulo, Brazil
Mintage
ND
(1970-1997) - Port#211 without reverse lettering - ND
(1970-1997) F - Port#212 Reverse lettering `FONTAMAC` ; Medal alignment - ND
(1970-1997) F - Port#213 Reverse lettering `FONTAMAC` ; coin alignment - ND
(1970-1997) F - Port#214 Reverse lettering `1`, `FONTAMAC`, `F`; Medal alignment - ND
(1970-1997) F - Port#215 Reverse lettering `2`, `FONTAMAC`, `F`; Medal alignment - ND
(1970-1997) F - Port#216 Reverse lettering `3`, `FONTAMAC`, `F`; Medal alignment - ND
(1970-1997) F - Port#217 Reverse lettering `4`, `FONTAMAC`, `F`; Medal alignment - ND
(1970-1997) F - Port#218 Reverse lettering `5`, `FONTAMAC`, `F`; Medal alignment - ND
(1970-1997) F - Port#219 Reverse lettering `6`, `FONTAMAC`, `F`; Medal alignment - ND
(1970-1997) F - Port#220 Reverse lettering `7`, `FONTAMAC`, `F`; Medal alignment - ND
(1970-1997) F - Port#221 Reverse lettering `8`, `FONTAMAC`, `F`; Medal alignment - ND
(1970-1997) F - Port#222 Reverse lettering `9`, `FONTAMAC`, `F`; Medal alignment - ND
(1970-1997) F - Port#223 Reverse lettering `1`, `FONTAMAC`, `F`; Coin alignment - ND
(1970-1997) F - Port#224 Reverse lettering `2`, `FONTAMAC`, `F`; Coin alignment - ND
(1970-1997) F - Port#225 Reverse lettering `3`, `FONTAMAC`, `F`; Coin alignment - ND
(1970-1997) F - Port#226 Reverse lettering `4`, `FONTAMAC`, `F`; Coin alignment - ND
(1970-1997) F - Port#227 Reverse lettering `5`, `FONTAMAC`, `F`; Coin alignment - ND
(1970-1997) F - Port#228 Reverse lettering `6`, `FONTAMAC`, `F`; Coin alignment - ND
(1970-1997) F - Port#229 Reverse lettering `7`, `FONTAMAC`, `F`; Coin alignment - ND
(1970-1997) F - Port#230 Reverse lettering `8`, `FONTAMAC`, `F`; Coin alignment - ND
(1970-1997) F - Port#231 Reverse lettering `9`, `FONTAMAC`, `F`; Coin alignment -