Ventilation device

Details Ventilation device Ventilation device

1989-11-03

1990-09-04

Joyce, Harold

E06B 702

Patent

active

049534513

ABSTRACT:
Ventilation device with a rectangular frame of which each of the upright sides is formed by an end part, the bottom is formed by a glass holder adapted to the thickness of a glass panel, and the top is formed by a profiled L-shaped strip of which the horizontal leg facing the room defines with an edge projecting from the upright leg an accommodation space into which fits the horizontal leg of an inverted T-section with off-center upright leg.

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