Granted Patent
Utility
US 4,515,622 · App. 06/492,687
Glass sheet quench including oppositely angled jets
Inventors:
Harold A. McMaster, Robert G. McMaster, Ronald A. McMaster
Patented Case
View Patent ↗
Granted: May 7, 1985
Filed: May 9, 1983
Inventors
Harold A. McMaster
Robert G. McMaster
Ronald A. McMaster
Assignee (at issue)
Glasstech, 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.