Granted Patent
Utility
US 4,322,041 · App. 06/114,394
Method of and apparatus for winding roving packages
Inventors:
Marius C. Schuller, Leslie J. Harris
Patented Case
View Patent ↗
Granted: Mar 30, 1982
Filed: Jan 22, 1980
Inventors
Marius C. Schuller
Leslie J. Harris
Assignee (at issue)
Fiberglas Canada 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.