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Unican Security Systems Ltd. was a Canada-based company created by Aaron Fish in the 1960s and sold in 2000.At its sale (to Kaba Group), the company had over $800 million in sales annually and was the largest maker of key blanks and key copying machines in the world.
A key punch room in the 1960s Hand-operated keypunch (manufactured by British ICT) (1960s) Most IBM keypunch and verifiers used a common electrical/mechanical design in their keyboards to encode the mechanical keystrokes. As a key was depressed, a link on the keystem tripped a corresponding set of bails at the top of the keyboard assembly.
Silca S.p.A. is a manufacturer of keys, key cutting machines, semi industrial and industrial key cutting machines. [1] Silca S.p.A. is a subsidiary of Kaba Group, a provider of selected segments of the security industry. Kaba Holding AG is listed on the SIX Swiss Stock Exchange and employs around 7,500 people in more than 60 countries. Silca ...
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Tyer's Electric Train Tablet system is a form of railway signalling for single line railways used in several countries; it was first devised in Great Britain by engineer Edward Tyer after the Thorpe rail accident of 1874, which left 21 people dead. [1]
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The machine weighs 75 pounds (34 kg) on the stand, including paper. It requires less than 4 amperes at 115 VAC 60 Hz. The recommended operating environment is a temperature of 40 to 110 °F (4 to 43 °C), a relative humidity of between 2 and 95 percent, and an altitude of 0 to 10,000 feet (0 to 3,048 m).