Assumed LEGO factory tape seal codes and production dates

Migration · 2014-06-19T01:10:32.000Z

With the recent realization of how to read the date codes on the box seals I thought it could be of some value if we had the known codes listed in one place. If anyone pays attention to this thread could a MOD who enjoys playing with Excel (Grolim) make a table? It appears as if the codes on the box seals can be read as follows 45R4 where 45 is the 45th week of year ending in a 4 or 2014. The meaning of the letter is still unknown at this time. I'll start Set 21104 Curiosity Rover known codes 45S3, 04S4 Entry Form Results Sheet