Statements (15)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:naval_armor
|
| gptkbp:category |
gptkb:aircraft
19th-century inventions |
| gptkbp:fabricationProcess |
surface hardening of steel plates
|
| gptkbp:introducedIn |
1890s
|
| gptkbp:namedAfter |
gptkb:Hayward_Augustus_Harvey
|
| gptkbp:purpose |
protection against naval artillery
|
| gptkbp:replacedBy |
gptkb:Krupp_armor
|
| gptkbp:usedBy |
gptkb:Imperial_Japanese_Navy
gptkb:Royal_Navy gptkb:United_States_Navy |
| gptkbp:usedIn |
warships
|
| gptkbp:bfsParent |
gptkb:Harvey
|
| gptkbp:bfsLayer |
5
|
| https://www.w3.org/2000/01/rdf-schema#label |
Harvey armor
|