GB/T 12908-2002 Information technology--Automatic identification and data capture technique--Bar code symbology specifications--Code 39 (English Version)
This standard specifies the technical requirements, symbol characteristics, data character encoding, size, and decoding algorithm of the 39 barcode, and lists the parameters determined by the application. This standard applies to automatic identification and data collection.
GB/T 12908-2002 history
2002GB/T 12908-2002 Information technology--Automatic identification and data capture technique--Bar code symbology specifications--Code 39