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Timeline for all types of items produced by
Extrema Intersystems

YearItems
19942
19955
19965
19973
19987
19991
20011
20035
20041

30 items with a valid date were considered for this timeline (78.95% of the total)
8 items with an invalid date.

Help us in our quest to find exact dates for:

199?: 1 item.
200?: 5 items.
????: 2 items.