Before preparing mechanical recording devices for any election, the county clerk shall mail written notices to the chairs of the county central committees of at least two of the principal political parties, stating the time and place where the devices will be prepared. At the specified time, one representative of each such political party must be afforded an opportunity to see that the devices are in proper condition for use in the election. The representatives shall not interfere with the persons assigned to prepare the devices or assume any of their duties.
NRS 293B.245