Patent 11390392 - Running/chasing lights for evacuation systems > Summary
US Patent
Patent Application No. US 11390392
Published on Jul 19, 2022
Application No. 16/951410
Field on Nov 18, 2020
Classification
International:
B64D 25/14
G08B 7/06;
G08B 5/38;
B64D 47/02;
A62B 1/20;
F21S 10/06;
F21W 107/30;