• All sections
• F - Mechanical engineeringlightingheatingweaponsblasting
• F02M - Supplying combustion engines in general with combustible mixtures or constituents thereof
• F02M 37/40 - 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 with means for detection of clogging

Patent holdings for IPC class F02M 37/40

Total number of patents in this class: 22

10-year publication summary

Principal owners for this class