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Image: Cyanobiphenyl LCD clock, RRE, 1973

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Cyanobiphenyl_LCD_clock,_RRE,_1973.jpg ‎(624 × 468 pixels, file size: 34 KB, MIME type: image/jpeg)

Description: Digital clock using Cyanobiphenyl liquid crystals made at the Royal Radar Establishment (RRE) in 1973. This is one of the first demonstration uses of Cyanobiphenyl liquid crystals discovered that year.
Title: Cyanobiphenyl LCD clock, RRE, 1973
Credit: https://mraths.org.uk/wp-content/uploads/2016/05/Clock-624x468.jpg Desc: https://mraths.org.uk/?page_id=576
Author: Royal Radar Establishment
Usage Terms: Open Government License 3
License: OGL 3
License Link: http://www.nationalarchives.gov.uk/doc/open-government-licence/version/3
Attribution Required?: Yes

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