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Publication numberUSD271615 S
Publication typeGrant
Application numberUS 06/251,207
Publication dateNov 29, 1983
Filing dateApr 6, 1981
Publication number06251207, 251207, US D271615 S, US D271615S, US-S-D271615, USD271615 S, USD271615S
InventorsJohn Prikkel, III, Dale R. Booher, Jeffrey R. Killin
Original AssigneeEnergy Vent, Inc.
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Damper unit
US D271615 S
Abstract  available in
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  1. The ornamental design of a damper unit, as shown and described.

FIG. 1 is a perspective view of the damper unit showing our new design.

FIG. 2 is a top plan view thereof.

FIG. 3 is a bottom plan view thereof.

FIG. 4 is an end elevational view thereof, the opposite end being a mirror image of the end shown.

FIG. 5 is a left side elevational view thereof.

FIG. 6 is a right side elevational view thereof.

U.S. ClassificationD23/403