Granted Patent
Utility
US 4,353,728 · App. 06/262,104
Tong support carriage for use in press bending glass sheets
Inventors:
John C. Slabach, Jr., Joseph B. Kelly
Patented Case
View Patent ↗
Granted: Oct 12, 1982
Filed: May 11, 1981
Inventors
John C. Slabach, Jr.
Joseph B. Kelly
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.