Emergency Door Closing Device
Copyright © Targeted News Service 2024
2024-10-29
ALEXANDRIA, Virginia, Oct. 29 -- MASONITE CORPORATION, Tampa, Florida has been assigned a patent (No. US 12129705 B2, initially filed Aug. 1, 2023) developed by Benjamin W. Docksteader, Custer, Washington, and Joel Sellinger, Blaine, Washington, for "Emergency door closing device." . . .