DIFF Subgroup
H01S 3/17 amorphous, e.g. glass
Introduced: July 1974
Full Title
Full titles differ between systems:
IPC:
Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range > characterised by the material used as the active medium > Solid materials > amorphous, e.g. glass
CPC:
Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range (semiconductors lasers H01S5/00) > characterised by the material used as the active medium > Solid materials > amorphous, e.g. glass
Of 7 combined children, 0 exist in both systems.
7 codes are CPC-only extensions.
Child Classifications
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