Telephonic communications – With check operated control – Coin signalling or control
Patent
1985-12-27
1987-08-04
Rubinson, Gene Z.
Telephonic communications
With check operated control
Coin signalling or control
379155, H04M 1700
Patent
active
046851267
ABSTRACT:
A telephone pay station wherein a disconnect circuit is provided for disconnecting the pay station from the central office in response to the coin collect signal generated at the central office.
REFERENCES:
patent: 4063036 (1977-12-01), Hunsicker
patent: 4136262 (1979-01-01), Clark, Jr.
patent: 4186275 (1980-01-01), Burns
patent: 4198545 (1980-04-01), Haist et al.
Ham Mark E.
Jordan John
New York Telephone Company
Rubinson Gene Z.
Torrente John J.
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