During the third attack (24 and 27 December) she set a patrol vessel on fire.

If required, they can take on the role of offshore patrol vessels.

In 1997 she was converted to serve as a patrol vessel.

At 6:36 they spotted a patrol vessel and kept watch.

The ships must have been patrol vessels, although they were on the wrong side of the border.

Soon after the patrol vessel went down, an enemy plane appeared.

She continued in her service as a patrol vessel off southern Java.

The $45 million is for helicopters and light naval patrol vessels.

Are you sure the patrol vessels are far enough out?

It is the largest offshore patrol vessel in the navy.