Granted Patent
Utility
US 4,518,348 · App. 06/536,308
Fuel fired burner assembly
Inventors:
Philip J. Wedge, Robert C. Bridson
Patented Case
View Patent ↗
Granted: May 21, 1985
Filed: Sep 27, 1983
Inventors
Philip J. Wedge
Robert C. Bridson
Assignee (at issue)
British Gas
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.