Timeline for How many coaxial rotors could you theoretically stack on top of a helicopter before the design becomes infeasible?
Current License: CC BY-SA 4.0
2 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Jul 20, 2023 at 22:58 | vote | accept | Maurice | ||
| Jul 20, 2023 at 22:29 | history | answered | Chris | CC BY-SA 4.0 |