Grille grate
The grille grate has a ring with flanges that point down, there are smaller flanges within the larger flanges that swing inward and lock perpendicularly in relation to the larger downward pointing flanges.
Claims
The ornamental design for a grille grate, as shown and described.
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Type: Grant
Filed: Apr 29, 2019
Date of Patent: Oct 20, 2020
Inventor: Manfu Cheng (Aurora, CO)
Primary Examiner: Ricky Pham
Application Number: 29/689,377