Security grille

Details Security grille Security grille

1975-08-04

1977-01-04

Faw, Jr., Price C.

Static structures (e.g., buildings)

Jail-type structure

49 56, 52663, E04H 308, E04C 242

Patent

active

040005909

ABSTRACT:
A grille assembly readily mountable with a window frame for securing a window against unauthorized entry. The grille includes a plurality of horizontal members, each of which has longitudinally spaced, vertical openings. A plurality of vertical bars extend into the vertical openings of the horizontal members, and concealed mounting assemblies mount the horizontal members with the window frame.

REFERENCES:
patent: 1799308 (1931-04-01), Matthiesen et al.
patent: 1954559 (1934-04-01), Crandall
patent: 2103130 (1937-12-01), Windle
patent: 2117950 (1938-05-01), Gibson
patent: 2303718 (1942-12-01), Becker et al.
patent: 3032777 (1962-05-01), Young
patent: 3340661 (1967-09-01), Krieger
patent: 3398491 (1968-08-01), Babcock
patent: 3848918 (1974-11-01), Dyer

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