Statements (22)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
scientific instrument
|
| gptkbp:countryOfOrigin |
gptkb:Japan
|
| gptkbp:feature |
astronomer
micrometer drum optical filters arc graduated in degrees horizon mirror index mirror |
| https://www.w3.org/2000/01/rdf-schema#label |
Tamaya sextant
|
| gptkbp:introduced |
20th century
|
| gptkbp:manufacturer |
gptkb:Tamaya_&_Co.,_Ltd.
|
| gptkbp:market |
global
|
| gptkbp:material |
brass
aluminum |
| gptkbp:notableModel |
gptkb:Tamaya_Jupiter
gptkb:Tamaya_Spica gptkb:Tamaya_Venus |
| gptkbp:used_in |
mariners
navigators |
| gptkbp:usedFor |
celestial navigation
|
| gptkbp:bfsParent |
gptkb:Sextant
|
| gptkbp:bfsLayer |
6
|