Granted Patent
Utility
US 5,573,609 · App. 07/033,324
Hot isostatic pressing of single crystal superalloy articles
Inventor:
Leslie G. Fritzemeier
Patented Case
View Patent ↗
Granted: Nov 12, 1996
Filed: Mar 30, 1987
Inventor
Leslie G. Fritzemeier
Assignee (at issue)
Rockwell International 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.