Granted Patent
Utility
US 4,438,858 · App. 06/345,327
Filament wound vessel with improved polar fitting
Inventor:
Richard L. Grover
Patented Case
View Patent ↗
Granted: Mar 27, 1984
Filed: Feb 3, 1982
Inventor
Richard L. Grover
Assignee (at issue)
Brunswick Corporation
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.