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M>>An interesting concept, but you would still need the co-operation of the
M>>manufacturer to properly encode the package.
M>against its own database. In practice it would be easy to use a PC program
M>to prepare the list of numbers and send it into the device.
M>
M>Don Wiss.
 
Companies will not acknowledge if they have contaminated through
process and will not divulge proprietary information. How is this info
going to get into a barcode? Good concept -How to DO? AMS