Static structures (e.g. – buildings) – Processes – Assembling exposed modules
Patent
1989-04-10
1990-01-30
Murtagh, John E.
Static structures (e.g., buildings)
Processes
Assembling exposed modules
52235, 52400, 52464, 109 79, E06B 510
Patent
active
048964735
ABSTRACT:
A system to provide security from forced entry or from ballistic missiles and for converting an existing non-secure glazing system into a secure glazing system where the conversion occurs at the exterior of the wall enclosure without disturbing the interior of the enclosure, or any of the originally installed main framing.
REFERENCES:
patent: 3052330 (1962-09-01), Hammitt
patent: 3267318 (1966-08-01), Hammitt
patent: 3488906 (1970-01-01), Brooks
patent: 3734550 (1973-05-01), Vance
patent: 4321777 (1982-03-01), Sauret
patent: 4625659 (1986-12-01), Saelzer
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