Movable or removable closures – With protective grille or safety guard – Adjustable to various size opening
Patent
1985-06-14
1987-06-09
Downey, Kenneth
Movable or removable closures
With protective grille or safety guard
Adjustable to various size opening
49 57, E06B 368
Patent
active
046710124
ABSTRACT:
A guard device adapted to bar an opening, such as a window or door of a house, is disclosed comprising in combination a number of bars being adapted to lie across the opening, an inner casing being adapted to secure the bars, an outer casing being adapted to be attached by a fastener about the opening and being adapted to receive the inner casing to cover the fastener, a connector being adapted to releasably connect the inner casing to the outer casing, and a lock adapted to lock and unlock the connector.
REFERENCES:
patent: 999682 (1911-08-01), Suits
patent: 2722722 (1955-11-01), Mussman
patent: 2794217 (1957-06-01), Croft
patent: 3738062 (1973-06-01), Ughi
patent: 4038800 (1977-08-01), Daley
patent: 4358910 (1982-11-01), Keating et al.
patent: 4394805 (1982-07-01), Napper
patent: 4437265 (1984-03-01), Turro et al.
Kampus Raymond
Merklinger William E.
Webster Daniel
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