The two tanks were considered experimental vehicles and work on them eventually ceased.

Most of them have escape clauses covering experimental vehicles that date back to early aviation.

It served as an experimental vehicle for future pilot's means of safety and ejection designs.

The Japanese Railway has already produced an experimental vehicle that goes 320 miles an hour.

A few experimental vehicles, such as some cars and a handful of aircraft use solar panels for electricity.

Far from offering a routine milk run to space, the shuttle is still an experimental vehicle.

These experimental vehicles were road tested in anticipation of consumer demand and regulatory changes.

Mary used her reflexes and spirit to test-pilot experimental vehicles near home.

Cunningham also sold electric cars based on their experimental vehicle from the 1890s.

All experimental French military vehicles where development has been abandoned are kept here.