Telephonic communications – With check operated control – Coin signalling or control
Patent
1989-01-09
1990-02-20
Schreyer, Stafford D.
Telephonic communications
With check operated control
Coin signalling or control
361194, H04M 102, H04M 1700
Patent
active
049032941
ABSTRACT:
A coin relay adapted for use with an associated coin hopper mechanism particularly adapted for use in a microcomputer based deregulated paystation. The relay requires only minimum voltages to operate with the associated coin relay operate and release timing controlled by an assoicated microcomputer.
REFERENCES:
patent: 4719648 (1988-01-01), Boeckmann
Grantland Gary
Johnson Attle D.
Black Robert J.
Palco Telecom Inc.
Schreyer Stafford D.
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