Granted Patent
Utility
US 5,041,151 · App. 07/590,706
Method and apparatus for glass edge finishing
Inventors:
Jack A. Bricker, Earl L. May
Patented Case
View Patent ↗
Granted: Aug 20, 1991
Filed: Oct 1, 1990
Inventors
Jack A. Bricker
Earl L. May
Assignee (at issue)
PPG Industries, 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.