A Reflection of Fiber Optics History

Debts
0 -.28: Standard Telecommunication Laboratories
.29 – 1:47: Discovery Channel
1:48 – 2:06: Pac Bell
2:07 – 4:38: Bell Labs
4:39 – 5:03: Business Insider
5:04 – 5:40: NTT Communications
5:41 – 6:00: DLR’s German National Satellite Data.
6:01 – 6:20: NCAR’s AMSTAR