Granted Patent
Utility
US 4,298,337 · App. 06/032,135
Fuel burner having flame stabilization by internal recirculation
Inventors:
G. Theodore Butler, Travis G. Porter, Harold E. Fisher
Patented Case
View Patent ↗
Granted: Nov 3, 1981
Filed: Apr 23, 1979
Inventors
G. Theodore Butler
Travis G. Porter
Harold E. Fisher
Assignee (at issue)
Mechtron International Corp.
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.