InventHelp Inventor Develops Smart Carbon Monoxide/Smoke/Fire Detector (SNF 187)

PITTSBURGH, Nov. 28, 2022 /PRNewswire/ -- "I thought there should be a smart carbon monoxide, smoke, and fire alarm that could open doors and windows if activated," said an inventor, from South San Francisco, Calif., "so I invented the ALL CLEAR. My design would provide added protection...