Gretsch­Unitas News

Fingerprints are formed by the so-called friction ridges on our fingertips. These characteristic lines in the skin are unique for every person and even for each finger. Thus, they are also suitable for the actuation of security techniques. Locks which can be opened by fingerprint, a few years ago exclusively known from Hollywood spy films, are now increasingly catching on also for corporate and home doors. One of the main reasons: people cannot forget their fingers, and the well-known regular ke...