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OHP (PROJECTOR) (1 Jan 1970 Jahr – 1 Jan 1990 Jahr)

Beschreibung:

Description: used in education and business before the advent of computer-based projection.

Interaction/exposure to: schools

Zugefügt zum Band der Zeit:

electronic age timeline

ByRawan Alhamad
11 Dez 2019
0
0
158

Datum:

1 Jan 1970 Jahr
1 Jan 1990 Jahr
~ 20 years
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