public JsonResult PrintersUpdate(string PrintersCode, string Brand, string SerialNumber, string IP, string BasicFeatures, string NetworkName, string Location, DateTime PurchaseDate, string InventoryNumber, string Status, string InvoiceContract)
        {
            Classes.Printers  v = new Classes.Printers();
            Classes.ReturnDto r = new Classes.ReturnDto();

            r = v.PrintersUpdate(PrintersCode, Brand, IP, BasicFeatures, SerialNumber, NetworkName, Location, InventoryNumber, InvoiceContract, Status, PurchaseDate);
            return(Json(r, JsonRequestBehavior.AllowGet));
        }
        public JsonResult PrintersDelete(string PrintersCode)
        {
            Classes.Printers  v = new Classes.Printers();
            Classes.ReturnDto r = new Classes.ReturnDto();

            r = v.PrintersDelete(PrintersCode);

            return(Json(r, JsonRequestBehavior.AllowGet));
        }