Electric spark ignition having characteristics not provided for in, or of interest apart from, groups [CPC: F02P1/00] - [CPC: F02P13/00] {and combined with layout of ignition circuits } having multiple-spark ignition, i.e. ignition occurring simultaneously at different places in one engine cylinder or in two or more separate engine cylinders
Electric spark ignition having characteristics not provided for in, or of interest apart from, groups [CPC: F02P1/00] - [CPC: F02P13/00] {and combined with layout of ignition circuits } having multiple-spark ignition, i.e. ignition occurring simultaneously at different places in one engine cylinder or in two or more separate engine cylinders