IPC Definitions - January 01, 2012
B60V 3/08 - Definition
This group covers:
Vehicles of main group B60V 3/00 having structure specifically designed to allow them to travel significant distances above the surface of the earth (i.e. higher than most manmade obstructions such as buildings) while supported by air (e.g. helicopters).
References relevant to classification in this group
This group does not cover:
Aeroplanes or helicopters without any air cushion creating means other than standard components associated with flight | B64C |