England (870-900): the primary mechanical lock was introduced to the globe by Theodore of Samos.
England (1778): the arrival of the economic age brought in an exceedingly ton of advancement like the lever lock that was formed by Henry M. Robert Barron.
England (1818): additional changes were created to locks once a felony in Portsmouth caused land Government to form a brand new lock that might solely be opened with its own key. In response, Jeremiah Chubb created the detector lock, a lockup mechanism that was virtually not possible to tamper with even with the talents of an expert lock-picker. Jeremiah Chubb won a prize of one hundred British pounds for his efforts.
Now you see however vital locks are and the way they've modified over the years.