In en-past of|patrol terms the difference between patrolled and patrolled
is that patrolled is (patrol) while patrolled is (patrol).
As adjectives the difference between patrolled and patrolled
is that patrolled is having regular patrols while patrolled is having regular patrols.
As verbs the difference between patrolled and patrolled
is that patrolled is (patrol) while patrolled is (patrol).