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1
|
helicopter
|
United States
|
Common mode of transportation for business executives and wealthy individuals
|
1
|
|
2
|
helicopter
|
United States
|
Commonly used for transportation, medical emergencies, and military operations
|
1
|
|
3
|
helicopter
|
United States
|
Commonly used for military and transportation purposes
|
1
|
|
4
|
helicopter
|
United States
|
Common mode of transportation for sightseeing and transportation in urban areas.
|
1
|
|
5
|
helicopter
|
United States
|
Used for military operations and emergency rescue
|
1
|
|
6
|
helicopters
|
US
|
Helicopters are commonly used for transportation, emergency medical services, and military operations.
|
1
|
|
7
|
helicopters
|
United States
|
Helicopters are commonly used for medical emergencies and search and rescue operations.
|
1
|
|
8
|
helicopters
|
United States
|
Helicopters are commonly used for medical evacuations, traffic reporting, and military operations.
|
1
|
|
9
|
helicopters
|
United States
|
Helicopters are commonly used for emergency medical services, law enforcement, and military operations.
|
1
|
|
10
|
helicopters
|
United States
|
Common mode of transportation, especially for emergency services and military operations
|
1
|
|
11
|
rotor
|
US
|
Commonly associated with helicopters and airplanes
|
1
|