Granted Patent
Utility
US 5,928,467 · App. 08/822,468
Device for and method of aligning and/or maintaining a side of a spacer frame in alignment during fabrication of a multi sheet glazing unit
Inventors:
Raymond G. Gallagher, Barent A. Rosskamp, Paul J. Kovacik, Albert E. Thompson, Jr.
Patented Case
View Patent ↗
Granted: Jul 27, 1999
Filed: Mar 24, 1997
Inventors
Raymond G. Gallagher
Barent A. Rosskamp
Paul J. Kovacik
Albert E. Thompson, Jr.
Assignee (at issue)
PPG Industries Ohio, 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.