Statements (23)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:data_processing_system
|
| gptkbp:basedOn |
punched card technology
|
| gptkbp:component |
gptkb:keypunch_machine
gptkb:SD_card tabulator IBM punched card card sorter |
| gptkbp:developedBy |
gptkb:IBM
|
| gptkbp:introduced |
1928
|
| gptkbp:obsoletes |
yes
|
| gptkbp:popularFor |
mid-20th century
|
| gptkbp:replacedBy |
electronic computers
|
| gptkbp:standardCardSize |
80 columns
12 rows |
| gptkbp:usedFor |
data storage
data processing data tabulation |
| gptkbp:usedIn |
gptkb:scientific_research
gptkb:census business accounting |
| gptkbp:bfsParent |
gptkb:Hollerith_punched_card_system
|
| gptkbp:bfsLayer |
7
|
| https://www.w3.org/2000/01/rdf-schema#label |
IBM punched card system
|