CPC Subgroup
F02P 15/10 having continuous electric sparks
Full Title
Electric spark ignition having characteristics not provided for in, or of interest apart from, groups F02P1/00 - F02P13/00 > having continuous electric sparks
F02P 15/10 Electric spark ignition having characteristics not provided for in, or of interest apart from, groups F02P1/00 - F02P13/00 > having continuous electric sparks