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An Entity of Type : prov:Entity, within Data Space : webisadb.webdatacommons.org associated with source dataset(s)

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  • A method of providing a meter interface unit (MIU) which may be called from a central station without any special equipment in the telephone central office, said method comprising the steps of:(a) monitoring a telephone line until a ring signal is detected; (b) waiting until the telephone stops ringing; (c) determining whether the telephone is on-hook or off-hook when the telephone stops ringing;
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