Granted Patent
Utility
US 4,032,337 · App. 05/709,062
Method and apparatus for pressurizing hot-isostatic pressure vessels
Inventor:
Charles Boyer
Patented Case
View Patent ↗
Granted: Jun 28, 1977
Filed: Jul 27, 1976
Inventor
Charles Boyer
Assignee (at issue)
CRUCIBLE, 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.