Dual window fibres, i.e. characterised by dispersion properties around 1550 nm and

Official title: {Dual window fibres, i.e. characterised by dispersion properties around 1550 nm and in at least another wavelength window, e.g. 1310 nm}

G02B6/02223 (Dual window fibres, i.e. characterised by dispersion properties around 1550 nm and) appears on 27 US grants and 27 published applications in this corpus.