Granted Patent
Utility
US 5,377,901 · App. 08/052,975
Method for improving corrosion resistance of plate-type vacuum brazed evaporators
Inventors:
Ravi Rungta, William H. Anthony
Patented Case
View Patent ↗
Granted: Jan 3, 1995
Filed: Apr 27, 1993
Inventors
Ravi Rungta
William H. Anthony
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.