Granted Patent
Utility
US 4,244,178 · App. 05/887,879
Porous laminated combustor structure
Inventors:
Avrum S. Herman, Samuel B. Reider
Patented Case
View Patent ↗
Granted: Jan 13, 1981
Filed: Mar 20, 1978
Inventors
Avrum S. Herman
Samuel B. Reider
Assignee (at issue)
General Motors LLC
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.