Granted Patent
Utility
US 4,349,365 · App. 06/318,886
Dual strand packaging apparatus
Inventors:
Thomas O. Matteson, David Wingate
Patented Case
View Patent ↗
Granted: Sep 14, 1982
Filed: Nov 6, 1981
Inventors
Thomas O. Matteson
David Wingate
Assignee (at issue)
Owens-Corning Fiberglas Corp.
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.