CPC Subgroup
F02M 35/1283 Full Title
Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines > Intake silencers
F02M 35/1283 Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines > Intake silencers