Statements (13)
Predicate | Object |
---|---|
gptkbp:instanceOf |
calculator
|
gptkbp:countryOfOrigin |
gptkb:Italy
|
https://www.w3.org/2000/01/rdf-schema#label |
Olivetti Summa 31
|
gptkbp:introducedIn |
1950s
|
gptkbp:manufacturer |
gptkb:Olivetti
|
gptkbp:mechanismOfAction |
mechanical
|
gptkbp:notableFor |
compact design
|
gptkbp:successor |
gptkb:Olivetti_Summa_32
|
gptkbp:type |
calculator
|
gptkbp:usedFor |
addition
subtraction |
gptkbp:bfsParent |
gptkb:Olivetti_calculators
|
gptkbp:bfsLayer |
7
|