DIFF Subgroup
H01S 3/10007 Full Title
Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range (semiconductors lasers H01S5/00) > Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
Of 4 combined children, 0 exist in both systems.
4 codes are CPC-only extensions.