A call in-bound remote reading and data collection system for the remote reading of utility meters, including a data processor and a remotely located meter interface unit (MIU) interconnected to at least one utility meter to be read. Also disclosed is a meter interface unit and a method for the remote...http://www.google.com/patents/US5434911?utm_source=gb-gplus-sharePatent US5434911 - Call in-bound remote reading and data collection system
