Granted Patent
Utility
US 4,357,155 · App. 06/298,715
Single-collet, dual-package winder with self-threading rear secondary strand guide
Inventors:
Scott O. Sheeler, Howard B. Bush, Peter N. Kiproff
Patented Case
View Patent ↗
Granted: Nov 2, 1982
Filed: Sep 2, 1981
Inventors
Scott O. Sheeler
Howard B. Bush
Peter N. Kiproff
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.