N.C. Gen. Stat. § 47-73

In all cases prior to the first day of January, 1919, where any deed conveying lands was executed by a corporation, and said deed was probated and ordered registered upon the oath and examination of a subscribing witness, by the clerk of the superior court of the county in which the land conveyed by said deed is located, and said deed has been duly registered by the register of deeds of said county, such probate and order of registration shall be, and the same is hereby, declared to be in all respects valid.