Granted Patent
Utility
US 5,685,707 · App. 08/585,623
Integrated burner assembly
Inventors:
John L. Ramsdell, Steven G. Hrabak
Patented Case
View Patent ↗
Granted: Nov 11, 1997
Filed: Jan 16, 1996
Inventors
John L. Ramsdell
Steven G. Hrabak
Assignee (at issue)
North American Manufacturing Corporation
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.