ROTARY-WING DRONE SUCH AS A QUADCOPTER, WITH REMOVABLE BUMPERS FOR PROPELLER PROTECTION
- Application ID: EP15165187
- Status: █ PATENT GRANTED
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- 06.05.2014 - Priority Date (FR 20140054084)
- 11.11.2015 - Publication A1 (EP2942094)
- 17.08.2016 - Publication B1 (EP2942094)