TREA

for sky-writing

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Industry

  • CPC
  • B64D1/20
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B64Aviation B64DEQUIPMENT FOR FITTING IN OR TO AIRCRAFT FLYING SUITS PARACHUTES ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT B64D1/00Dropping, ejecting, releasing, or receiving articles, liquids, or the like, in flight

Current Industry

B64D1/20for sky-writing
Industries