| 摘要 |
Hand held electronic apparatus for supervising and controlling operations requiring a worker to travel to multiple sites, correctly identify subjects or objects, and treat each one according to special instructions on the basis of that identification. The apparatus disclosed provides machine reading means to ensure positive identification, audible and visible displays, internal data storage and processing and means for communication with a central computer system. Applications are described for control of a parcel delivery service and supervision of a hospital medication program and a patient blood sample identification system for a hospital laboratory service.
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