Produx (Meuter) > Rechenhexe
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Rechenhexe Modell I
Rechenhexe Modell 1 (ca 1960)
Otto Meuter, Germany
dimensions...........11,5 x 5,6 x 0,3 cm
weight..................30 g
material................aluminium
digits....................8
single sided
including a cardboard folder -
Rechenhexe Mod. ll
Rechenhexe Modell ll (ca 1960)
Otto Meuter, Germany
dimensions...........15,3 x 8,6 x 0,3 cm
weight..................80 g
material................aluminium
digits....................8
single sided
including pencil -
Rechenhexe mod. lll
Rechenhexe Mod. lll
Otto Meuter Germany
dimensions...........19,7 x 11,6 x 0,9 cm
weight..................270 g
material................aluminium
digits....................10
double sidedincluding pencil,cardboard box and manual