Technical Patent Glossary Entry

Term ID: 820473
Source ID: 5
Last Modified: 20110223

Chinese (Traditional): 擴音器
English: amplifier

IPC Classifications: -H/04/R/1/0 -H/04/M/1/3 -H/04/R/1/2 -H/04/R/3/0 -A/42/B/3/30 -G/09/F/19/0 -G/06/F/17/60 -H/04/M/1/3 -H/03/G/9/0 -G/09/F/27/0 -G/08/B/13/196 -G/08/B/13/196 -H/04/R/1/2 -H/04/B/5/2 -H/03/F/3/20