Telephone security attachment

Details Telephone security attachment Telephone security attachment

1980-02-27

1981-10-27

Brigance, Gerald L.

179 90D, H04M 166

Patent

active

042975395

ABSTRACT:
A security attachment removably locked to a telephone instrument base without interfering with the use of the hand-set, and comprised of an integral construction adapted to be hooked to spaced front and cradle features of the base and having a planar portion overlying the dial of the instrument and with an at least one aperture therein, for limited dialing.

REFERENCES:
patent: 3495050 (1970-02-01), Bart
patent: 3624317 (1971-11-01), Buckingham et al.
patent: 3860762 (1975-01-01), Klaiber et al.
patent: 3866000 (1975-02-01), Gillis
patent: 4005279 (1977-01-01), Richter
patent: 4028508 (1977-06-01), Hall
patent: 4081630 (1978-03-01), Washburn et al.

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