Patents Assigned to 3173879 Canada Inc. (OTL)
  • LED beacon obstruction lighting system
    Patent number: 8992040
    Abstract: A method for modifying a beacon obstruction lighting system to replace the incandescent lamp with an LED lamp. The LED lamp includes a heat sink and is installed to be at the same location as the incandescent lamp.
    Type: Grant
    Filed: March 24, 2010
    Date of Patent: March 31, 2015
    Assignee: 3173879 Canada Inc. (OTL)
    Inventors: Marc Henri, Louis Leblanc, Patrick Bergevin