Schickard's calculating clock
GPTKB entity
Statements (22)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:calculator
|
| gptkbp:countryOfOrigin |
gptkb:Holy_Roman_Empire
|
| gptkbp:destroyedBy |
gptkb:fire
1624 |
| gptkbp:historicalSignificance |
first known mechanical calculator
|
| gptkbp:influenced |
gptkb:Blaise_Pascal's_Pascaline
|
| gptkbp:introducedIn |
1623
|
| gptkbp:inventedBy |
gptkb:Wilhelm_Schickard
|
| gptkbp:locationOfReconstruction |
gptkb:Germany
|
| gptkbp:material |
gptkb:wood
brass |
| gptkbp:mechanismOfAction |
gears
rotating cylinders |
| gptkbp:notableContributor |
gptkb:Johannes_Kepler
|
| gptkbp:operator |
addition
subtraction |
| gptkbp:restored |
20th century
|
| gptkbp:type |
gptkb:smartphone
gptkb:calculator |
| gptkbp:bfsParent |
gptkb:Wilhelm_Schickard
|
| gptkbp:bfsLayer |
5
|
| https://www.w3.org/2000/01/rdf-schema#label |
Schickard's calculating clock
|