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PrefixNamespace IRI
isaphttp://webisa.webdatacommons.org/prov/
isahttp://webisa.webdatacommons.org/
rdfhttp://www.w3.org/1999/02/22-rdf-syntax-ns#
n4atmc.
provhttp://www.w3.org/ns/prov#
xsdhhttp://www.w3.org/2001/XMLSchema#
Subject Item
isa:39750652
rdf:type
prov:Entity
prov:value
(Central Exchange) Centrex is a business telephone service that includes over 19 calling features, such as intercom, call forwarding, call transfer, toll restrict, least cost routing and call hold.
prov:wasQuotedFrom
n4:net
Subject Item
isap:218949369
prov:wasDerivedFrom
isa:39750652
Subject Item
isap:344129906
prov:wasDerivedFrom
isa:39750652