ClassID:

132660

E05B49/008 - CPC Classification

Classification description:

Electric permutation locks; Circuits therefor ; Mechanical aspects of electronic locks; Mechanical keys therefor; Keys with mechanical characteristics, e.g. notches, perforations, opaque marks actuating opto-electronic devices by alignment of movable perforated parts, e.g. perforated tumblers

Recent Application in this class: