Wall mount, coin-operated, public telephone

Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment

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D03010368

REFERENCES:
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patent: D227783 (1973-07-01), Jarda et al.
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patent: 4518830 (1985-05-01), Drexler et al.
patent: 4672661 (1987-06-01), Clark, Jr. et al.
"Public Telephone Products"; GTE Supply, copyright 1987.
"CCRC", Panel Enclosures; Phillips & Brooks, Inc.: Gladwin Inc; 161-1460; 1987.
"The Dual Solution"; Stromberg-Carlson; 1987, Phonocard; Landis & Gyr.
"Line Powered Universal Public Telephone Retrofit Kit", Protel, Inc., CPI-34190, 8/87.
"The MBA-A Credit Card Pay Phone System", Telemanagement, vol. II, No. 4.
"Ernest Telecom Specifications Model 7DW/7DW-VF/7EW-VF", The People's Choice Ernest Telecom.

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