Housing for a box fan

Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Air treatment

Design Patent

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Details

CD23S370000, CD23S411000

Design Patent

active

D0441443

CLAIM:
The ornamental design for a housing for a box fan, as shown and described.

REFERENCES:
patent: D. 329089 (1992-09-01), Coup et al.
Lasko product brochure known at least as early as Jan. 1995.
Lasko product brochure known at least as early as Jan. 1995.
Lakewood product brochure at least as early as Jun. 1997.

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