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Invention or discovery · Science and technology
Han Yuan Volume 30
1917Date
Katsumi KuroitaInventor or discoverer
KotensekiType
Science and technologyField
Facts
- Date
- 1917
- Inventor or discoverer
- Katsumi Kuroita
- Type
- Kotenseki
- Field
- Science and technology
- Century
- 20th century
- Country
- Japan
Sources: Wikidata (CC0) · Wikidata Q107046999