Blank integrated circuit cards; Circuit breakers; Communications headsets for use with communication radios, intercom systems, or other communications network transceivers; Electric locks; Electric, electronic, or electrochemical oxygen monitors and sensors for environmental use; Electricity meters; Electronically operated high security lock cylinders; Faulted circuit indicators; Modems; Programmable locking systems, consisting of electronic cylindrical locksets and keypads; Smoke detectors; ...