Interlocking vent assembly for equalizing pressure in a...

Details Interlocking vent assembly for equalizing pressure in a... Interlocking vent assembly for equalizing pressure in a...

2011-06-07

2011-06-07

Muller, David (Department: 2914)

Environmental heating and cooling; fluid handling and sanitary e

Heating or cooling

Element or attachment, not elsewhere specified

Design Patent

active

D0639416

CLAIM:
The ornamental design for an interlocking vent assembly for equalizing pressure in a compartment, as shown and described.

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patent: D520620 (2006-05-01), Wang
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