• All sections
• F - Mechanical engineering; lighting; heating; weapons; blasting
• F02M - Supplying combustion engines in general with combustible mixtures or constituents thereof
• F02M 37/32 - Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangements in the feeding system characterised by filters or filter arrangements

Patent holdings for IPC class F02M 37/32

Total number of patents in this class: 91

10-year publication summary

Principal owners for this class