Roof vent

Details Roof vent Roof vent

2000-11-21

2001-09-25

Lichtenstein, Lisa (Department: 2911)

Environmental heating and cooling; fluid handling and sanitary e

Heating or cooling

Air treatment

Design Patent

active

D0448468

CLAIM:
The ornamental design for a roof vent, as shown and described.

REFERENCES:
patent: D. 330415 (1992-10-01), Thomas
patent: 3062125 (1962-11-01), Henneberger
patent: 4625630 (1986-12-01), Carroll et al.

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