Blade for louvered ventilation panel

Details Blade for louvered ventilation panel Blade for louvered ventilation panel

2000-02-23

2001-10-23

Siegel, Mitchell (Department: 2912)

Environmental heating and cooling; fluid handling and sanitary e

Heating or cooling

Element or attachment, not elsewhere specified

Design Patent

active

D0449680

CLAIM:
The ornamental design of a blade for louvered ventilation panel, as shown and described.

REFERENCES:
patent: D. 103308 (1937-02-01), Covell
patent: D. 285830 (1986-09-01), Daily et al.
patent: 3783637 (1974-01-01), Woods
patent: 4174204 (1979-11-01), Chase

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