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OHP (PROJECTOR) (1 janv. 1970 – 1 janv. 1990)

Description:

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

Interaction/exposure to: schools

Ajouté au bande de temps:

electronic age timeline

ByRawan Alhamad

11 déc. 2019

0

0

231

Date:

1 janv. 1970

1 janv. 1990

~ 20 years

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