Statements (13)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:person
|
| gptkbp:birthYear |
1857
|
| gptkbp:deathYear |
1934
|
| gptkbp:ethnicity |
gptkb:African-American
|
| https://www.w3.org/2000/01/rdf-schema#label |
Philip Downing
|
| gptkbp:knownFor |
improving street letter box design
|
| gptkbp:nationality |
gptkb:American
|
| gptkbp:notableFor |
patent for letter box
|
| gptkbp:occupation |
gptkb:inventor
|
| gptkbp:patent |
gptkb:U.S._Patent_No._462,093
1891 |
| gptkbp:bfsParent |
gptkb:George_T._Downing
|
| gptkbp:bfsLayer |
5
|