Granted Patent
Utility
US 4,657,572 · App. 06/839,676
Bushing balance controller and method for using same
Inventors:
Avinash J. Desai, Gerhard Kreikebaum
Patented Case
View Patent ↗
Granted: Apr 14, 1987
Filed: Mar 14, 1986
Inventors
Avinash J. Desai
Gerhard Kreikebaum
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.