H03M2201/42 - CPC Classification

• H03M2201/4204 » positive/negative indication 0
• H03M2201/4208 » Temporal or spatial distribution [H] 0
• H03M2201/4229 » Elementary signals [H] 0
• H03M2201/4245 » Denominational arrangements [H] 0
• H03M2201/4275 » Coding [H] 1