Lock set with self-contained door alarm and annunciator system

Details Lock set with self-contained door alarm and annunciator system Lock set with self-contained door alarm and annunciator system

1992-09-10

1994-05-10

Swann, III, Glen R.

Communications: electrical

Condition responsive indicating system

Specific condition

70DIG49, 200 6193, G08B 1306, G08B 1308

Patent

active

053111680

ABSTRACT:
A self-contained alarm/annunciator system for a door provides an alarm function and a flashing LED when the door is locked to deter attempted burglary, and an annunciator function operable when the door is unlocked to indicate attempted door opening.

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Excluder Plus Door Alarm Brochure (two pages).

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