Illumination – Door knob or keyhole illuminator
Patent
1987-01-09
1988-05-17
Myhre, Charles J.
Illumination
Door knob or keyhole illuminator
362189, 362800, E05B 1710
Patent
active
047455276
ABSTRACT:
An illuminated door lock scratch guard formed of a base plate having an aperture. The base plate is mounted onto the door with the aperture in registration with the door lock. An illumination circuit is provided within the base plate, and upon pressure onto the base plate, the illumination circuit casts a light onto the door lock.
REFERENCES:
patent: 2628304 (1953-02-01), Boyd
patent: 2765396 (1956-10-01), Iverson
patent: 2927197 (1960-03-01), Phillips et al.
patent: 3908149 (1975-09-01), Gergoe et al.
patent: 4234909 (1980-11-01), Cotroneo
patent: 4475067 (1984-10-01), Rowe
patent: 4521833 (1985-06-01), Wolter
patent: 4524409 (1985-06-01), Yakubek
patent: 4528621 (1985-07-01), Hoyt
Ball Gregory
Belverio, Jr. Joseph L.
Dennison David
Allison Corporation
Myhre Charles J.
Okonsky David A.
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