Statements (9)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
calculator
|
| gptkbp:era |
19th century
|
| https://www.w3.org/2000/01/rdf-schema#label |
Clarke calculator
|
| gptkbp:inventedBy |
gptkb:Samuel_Clarke
|
| gptkbp:material |
metal
|
| gptkbp:mechanismOfAction |
manual
|
| gptkbp:usedFor |
arithmetic calculations
|
| gptkbp:bfsParent |
gptkb:Edith_Clarke
|
| gptkbp:bfsLayer |
6
|