US D996,239 S
Air quality detector
Lan Mu, Guangdong (CN)
Filed by Lan Mu, Guangdong (CN)
Filed on Apr. 30, 2021, as Appl. No. 29/781,487.
This patent is subject to a terminal disclaimer.
Term of patent 15 Years
LOC (14) Cl. 10 - 04
U.S. Cl. D10—53
OG exemplary drawing
 
The ornamental design for a air quality detector, as shown and described.