Statements (20)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:intelligence_officer
|
| gptkbp:country |
gptkb:United_States
|
| gptkbp:dissolved |
1945
|
| gptkbp:formed |
1930
|
| gptkbp:headquarters |
gptkb:Washington,_D.C.
|
| gptkbp:notableEvent |
gptkb:World_War_II
|
| gptkbp:notablePerson |
gptkb:Frank_Rowlett
gptkb:William_Friedman |
| gptkbp:notableWork |
breaking Japanese PURPLE code
cryptanalysis of Enigma |
| gptkbp:parentOrganization |
gptkb:U.S._Army_Signal_Corps
|
| gptkbp:partOf |
gptkb:United_States_Army
|
| gptkbp:predecessor |
gptkb:Signal_Corps'_Code_and_Cipher_Section
|
| gptkbp:role |
gptkb:crypt
codebreaking signals intelligence |
| gptkbp:successor |
gptkb:Army_Security_Agency
|
| gptkbp:bfsParent |
gptkb:United_States_War_Department
|
| gptkbp:bfsLayer |
5
|
| https://www.w3.org/2000/01/rdf-schema#label |
Signal Intelligence Service
|