Below ARDENT logo: "Bei Ardent ist alles ,,super" [German?] However the back instruction label is in English. This may be a promotional or gift item manufactured and labeled for Ardent by the German company Nestler-matho GmbH, rather than a device actually made by Ardent.
Date
1988 ca.
Manufacturer
Nestler-matho
Identifying Numbers
Model number
500
Dimensions
overall: 1/4 in x 3 1/2 in x 2 1/4 in
Category
Calculator/electronic
Subject
Electronic calculation; Personal digital assistant; Business; Pocket size
