Analysis of a ZEISS IKON System-M
Origin & development The ZEISS IKON System-M cylinder is a clone of the EVVA MCS, a new lock concept based on a technology of magnetic rotors using permanent magnets. The Magnetic Code System (MCS) was developed from 1975 to 1982 and patented in 1975 (N°347,284) by an Austrian company EVVA WERKE. The development has been…