30- , 60- : - . 70- . (IPC) 1973 ., 1977 . ΕΑΝ (European Article Numbering), .
() () . . .
, . , , 85% , , , , , .
ΕΑΝ: 13- 8- , . . ( ) . 13- ("q "), ()-, . - . , . ( ). ΕΑΝ.
ΕΑΝ-8 , . ΕΑΝ-8 , .
.
(), , , , .
" ", (-). . "" ( ), "-" "" ( ).
, - , , , , .
" " . :
,
, , ,
,
,
,
.