Gases

Full Title

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 > Gases

Child Classifications

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• H01S 3/2207
• H01S 3/2215
• H01S 3/2222
• H01S 3/223 the active gas being polyatomic, i.e. containing two or more atoms (H01S3/227 takes precedence)
• H01S 3/227 Metal vapour