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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2101/00
UAVs specially adapted for particular uses or applications
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B64U2101/30
for imaging, photography or videography
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B64U2101/32
for cartography or topography
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