Granted Patent
Utility
US 4,335,327 · App. 06/141,525
X-Ray tube target having pyrolytic amorphous carbon coating
Inventors:
John S. Waugh, Richard G. Weber
Patented Case
View Patent ↗
Granted: Jun 15, 1982
Filed: Apr 18, 1980
Inventors
John S. Waugh
Richard G. Weber
Assignee (at issue)
The Machlett Laboratories, 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.