Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
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B64
AIRCRAFT; AVIATION; COSMONAUTICS
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B64U
UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
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80/00
Transport or storage specially adapted for UAVs
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B64U80/20
with arrangements for servicing the UAV
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B64U80/25
for recharging batteries; for refuelling
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