Upon the trial of any action wherein a violation of the provisions of this chapter is charged, if it appears in evidence that such spirituous, malt or fermented liquor or wine was sold, exchanged, given away or furnished to an inmate or patient of such county hospital either for or without pay, by either the principal or agent or employee of any person, persons, firm, association, or corporation, holding a wholesale or retail liquor license in the county or state, it shall be the duty of the magistrate of the court in which such action shall be tried, to make and file with the liquor board before its next regular meeting a brief written statement of the evidence so had and taken at such trial, attached to a copy of the complaint, and thereupon the licensed liquor dealer shall be notified by the clerk of said board to appear and show cause why the license should not be revoked. (LB Ord. 4 § 3, 1918)