Granted Patent
Utility
US 4,460,397 · App. 06/423,968
Float glass method and apparatus with enhanced lateral traction for attenuation
Inventors:
Edward M. Kapura, Henry C. Goode
Patented Case
View Patent ↗
Granted: Jul 17, 1984
Filed: Sep 27, 1982
Inventors
Edward M. Kapura
Henry C. Goode
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.