Charles K. Kao and Standard Telecommunication Laboratories blue plaque
Harlow, Essex, England, United Kingdom
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To honour the award to Sir Charles Kao of the Nobel Physics Prize 2009 for the invention of Optical Fibre Communications at Standard Telecommunication Labs 1960-1970 A Harlow achievement
Listen to the audio guide for Charles K. Kao and Standard Telecommunication Laboratories blue plaque Free on WIP — starts by itself when you arrive, even with the screen off