CPC B64D2700/62719
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Jet-driven propellers
| Enclosing categories | CPC B64D/62 |
|---|---|
| Subcategories | |
| Keywords | Propellers, Jet |
| Start year | |
| End year |
Patents in category CPC B64D2700/62719
- Patent GB-1910-27087 (English title: Propellers for aerial machines, Inventors: Ludwig Wittgenstein, Filing date: 1910-11-22)
- Patent FR-1913-451195 (English title: Propeller for aerial, maritime, lake, and river navigation, Inventors: Alexander Liwentaal • Emmanuel Chênau, Filing date: 1912-11-29)
