Granted Patent
Utility
US 4,451,528 · App. 06/418,807
Composite fiber reinforced member and method
Inventor:
Charles J. Krause
Patented Case
View Patent ↗
Granted: May 29, 1984
Filed: Sep 16, 1982
Inventor
Charles J. Krause
Assignee (at issue)
NI Industries, 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.