Timeline for all types of items produced by
Logotron, Ltd.

Year	Items
1984	1
1986	2
1987	8
1988	9
1989	14
1990	1
1991	1
1992	4
1993	1
1997	1
2007	1

43 items with a valid date were considered for this timeline (97.73% of the total)
1 item with an invalid date.

Help us in our quest to find exact dates for:

199?: 1 item.