Granted Patent
Utility
US 6,177,656 · App. 09/464,817
Method and apparatus for controlling heating and cooling in segments of a fiber glass bushing
Inventors:
Eugene C. Varrasso, Paul S. Sanik
Patented Case
View Patent ↗
Granted: Jan 23, 2001
Filed: Dec 17, 1999
Inventors
Eugene C. Varrasso
Paul S. Sanik
Assignee (at issue)
Advanced Glassfiber Yarns, LLC
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.