H03M2201/81 - CPC Classification Index

ClassID:

223222 ⎘

H03M2201/81 - CPC Classification

Classification description:

Sub-classes:

H03M2201/8104 » Discharge tubes 0
H03M2201/8124 » Semiconductor devices 0
H03M2201/8152 » Capacitive devices [H] 0
H03M2201/8172 » Magnetic devices [H] 0
H03M2201/8192 » Photoelectric devices 1
H03M2201/8196 » Superconductive devices 0