| IPC 6 English version | Class B64 |
|
SECTION B | – PERFORMING OPERATIONS; TRANSPORTING |
|
B 64 | AIRCRAFT; AVIATION; COSMONAUTICS |
|
LIGHTER-THAN-AIR AIRCRAFT (ground installations for aircraft in general B 64 F) |
|
AEROPLANES; HELICOPTERS (air-cushion vehicles B 60 V) |
|
EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLYING SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS |
|
GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS |
|
COSMONAUTICS; VEHICLES OR EQUIPMENT THEREFOR (apparatus for, or methods of, winning materials from extraterrestrial sources E 21 C 51/00) |
| ^ |