Vision panel assembly

Details Vision panel assembly Vision panel assembly

1990-03-12

1990-08-14

Kannan, Philip C.

Static structures (e.g., buildings)

Sectioned imperforate facing within perpheral frame; e.g.,...

49460, 52476, 52727, 52825, E06B 370

Patent

active

049476068

ABSTRACT:
A vision panel assembly for a fire door is provided with a decorative shielding unit which enhances the appearance of the fire door and renders the vision panel assembly substantially tamper-proof.

REFERENCES:
patent: 3107759 (1963-10-01), Day et al.
patent: 3478478 (1969-11-01), Luebs
patent: 3821870 (1974-07-01), Sittmann
patent: 3918207 (1975-11-01), Aliotta
patent: 4139971 (1976-02-01), Kimura
patent: 4550542 (1985-11-01), La See

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