Granted Patent
Utility
US 4,911,363 · App. 07/298,379
Combustion head for feeding hot combustion gases and spray material to the inlet of the nozzle of a flame spray apparatus
Inventor:
Roderick Webber
Patented Case
View Patent ↗
Granted: Mar 27, 1990
Filed: Jan 18, 1989
Inventor
Roderick Webber
Assignee (at issue)
Stoody Deloro Stellite, Inc.
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.