Y04S20/24 - CPC Classification Index

ClassID:

236263 ⎘

Y04S20/24 - CPC Classification

Classification description:

Sub-classes:

Y04S20/242 » the end-user application being or involving home appliances 790
Y04S20/248 » the end-user application involving uninterruptible power supply [UPS] systems or standby or emergency generators 110