Timeline for all types of items produced by
AT&T, Inc. [USA]

Year	Items
1981	1
1983	1
1984	1
1985	2
1986	2
1987	1
1990	1

9 items with a valid date were considered for this timeline (75.00% of the total)
3 items with an invalid date.

Help us in our quest to find exact dates for:

198?: 3 items.