Security system

Details Security system Security system

1975-06-04

1977-11-29

Gilliam, Paul R.

Safes, bank protection, or a related device

Bank protection devices

Trapping mechanisms

109 8, 340258C, E05G 502

Patent

active

040600394

ABSTRACT:
The invention covers a protective device in the outer area of a room, for instance a banking hall of a financial institution, with a bullet-proof door, which can be locked, leading into a room, the locking mechanism being operated in conjunction with a release device.

REFERENCES:
patent: 1971549 (1934-08-01), Woodward
patent: 1992096 (1935-02-01), Reger
patent: 2004551 (1935-06-01), Coleman et al.
patent: 2179240 (1939-11-01), Breitenstein
patent: 3779178 (1973-12-01), Riseley

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