It is the duty of the county veterans service officer and his or her assistant to assist any resident of the state of Colorado who is a veteran, or their surviving spouse, administrator, executor, guardian, conservator, or heir of any said veteran, or any other person who may have proper claim, by the filing of claims for insurance, pensions, compensation for disability, hospitalization, vocational training, or any other benefits which such person may be or may have been entitled to receive under the laws of the United States or the state of Colorado by reason of such service.