Electric Razor – Mechanical to the cut!
Engineering in History On May 13, 1930, Colonel Jacob Schick obtained patent No. 1,757,978 for his dry electric shaver. The idea of...
1806 Engineering Services
- Sep 2, 2020
- 3 min
Red, Amber & Green
Engineering in History Before traffic lights, traffic police controlled the flow of traffic. A well-documented example is that on London...
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1806 Engineering Services
- Sep 1, 2020
- 1 min
"I am stuck on Band-Aid (brand) ‘cause Band-Aid's stuck on me!"
Engineering in History The Band-Aid was invented in 1920 by a Johnson & Johnson employee, Earle Dickson in Highland Park, New Jersey for...
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