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Issue No. 06 - June (1979 vol. 12)
ISSN: 0018-9162
pp: 24-31
J.M. Kasson , Rolm Corporation
ABSTRACT
The private branch exchange, employing pulse-code modulation and computer-controlled time-division multiplexing, is an increasingly popular tool for enhancing the flexibility and reducing the cost of business telephone operations.
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CITATION

J. Kasson, "The Rolm Computerized Branch Exchange: An Advanced Digital PBX," in Computer, vol. 12, no. , pp. 24-31, 1979.
doi:10.1109/MC.1979.1658776
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